tabulate - to arrange (data) systematically into columns, rows, lists, or a table: As a rookie reporter, his job on election night was tabulating the election results, while the interpretation of the results was assigned to veteran reporters. Also: tabularize (tabulate), tabularization, tabulable, tabulation, tabulator. [tabularium, tabulari, n. - archives, public records; tabularius, tabulari, m. - a keeper of records; tabulatio, tabulationis, f. - a flooring; tabulatus, tabulata, tabulatum - floored; tabulatum, tabulati, n. - floor, story]

tacit - 1. understood without being expressed; not openly stated, but implied: The absence of express proscription is not always tantamount to tacit approval. 2. silent, saying nothing. [tacitus, tacita, tacitum - kept secret, not mentioned; tacitum, taciti, n. - a secret] 

taciturn - not talkative, inclined to say little: Many taciturn people are good listeners, which is what talkative people need. Also: taciturnity. [taciturnitas, taciturnitatis, f. - a keeping silent, silence; taciturnus, taciturna, taciturnum - not talkative, silent] 

tedium - the quality or state of being wearisome or boring: Most professional pursuits involve a combination of excitement and tedium; the trick is to seek out the former and keep the latter to a minimum. Also: tedious, tediousness. [taedet, taedere, taeduit, taesum est - it causes weariness, it causes boredom]

talon - the claw of a bird of prey: Eastern High School’s mascot is the eagle, and its yearbook is called The Talon. Also: taloned (having talons)

contiguous - touching, adjacent: Alaska is more than twice as large as Texas and approximately one-fifth as large as the contiguous 48 states. Also: contiguousness, contiguity. [contiguus, contigua, contiguum - touching, adjacent] 

contingent - 1) dependent upon something uncertain: The success of the Lewis and Clark expedition to the Pacific was contingent upon the assistance of Indian tribes. 2) possible; 3) fortuitous (happening by chance). Also: contingency (uncertainty; an accident). [contingo, contingere, contigi, contactus - to touch; to affect; to reach; to happen] 

tact - skill in saying and doing the right things so as not to offend people: Having been turned down for several promotions, he was finally told, as tactfully as possible, that he lacked tact. Also: tactful, tactfulness. [tactus, tactus, m. - sense of touch; influence] 

tactile - 1) having to do with or having the sense of touch: In order to read Braille, blind persons must be able to differentiate among tactile stimuli afforded by patterns of dots representing letters of the alphabet. 2) tangible (that can be perceived by touch). Also: tactility, tactual (having to do with or arising from touch). [tactilis, tactile - able to be touched; tactus, cf. tact] 

tangent - 1) touching; 2) a line touching a curved line at only one point and not intersecting it: If you draw a straight line from the point where a tangent touches a circle to the center of the circle, you will get two right angles every time. Also: contingence (contact), tangency (state of being tangent), tangental (of or pertaining to a tangent), tangential (tangental), tangentiality. 

tangible - 1) able to be felt by touch; corporeal: The landlord said he was tired of promises and wanted something tangible, like green stuff with pictures of presidents on it. 2) that can be understood; not vague. Also: tangibility, tangibleness. 

temerity - foolish or reckless boldness: Proceed with caution; temerity will get you killed. Also: temerarious (reckless), temerariousness. [temerarius, temeraria, temerarium - rash, reckless; temere - accidentally, by chance]

tempestuous - 1) stormy; 2) given to violent outbursts: Do we as a society not err if we allow guns to be placed in the hands of tempestuous individuals? Also: tempestuousness.

contemplate - 1) to think about or look at for a long time: On some evenings she would sit on the patio and contemplate the vastness of the universe and the possibility of universes beyond this one. 2) to have in mind; intend. Also: contemplation. [contemplor, contemplari, contemplatus sum - to look at carefully; contemplatio, contemplationis, f. - contemplation] 

contemplative - (adj.) thoughtful; meditative; inclined to contemplation; (n.) a person who leads a life of contemplation, especially a monk or a nun: At the age of 26, Thomas Merton entered the monastery of Our Lady of Gethsemani near Bardstown, Kentucky, and took up the strict contemplative life of a Trappist monk. Also: contemplativeness. 

temperate - moderate: Quito, Ecuador, located just south of the equator at an elevation of 9,350 feet, has a temperate, spring-like average temperature of 59 degrees Fahrenheit in each month of the year. Also: temper, temperament, temperamental, temperance (self-restraint, moderation), temperateness. [temperamentum, temperamenti, n. - a proper mixture; temperantia, temperantiae, f. - moderation; temperatio, temperationis, f. - a proper mixture; temperator, temperatoris, m. - an organizer; temperies, temperiei, f. - a proper mixture]

contretemps - an embarrassing mishap: In 1992, during a classroom visit in Trenton, N. J., Vice-President Dan Quayle suggested to a 12-year-old student who had spelled potato correctly that he add an e; the contretemps cost Quayle dearly at the hands of pundits and comedians.

extemporaneous - without preparation: Extemporaneous speaking can be effective, but only if the speaker thinks well under pressure. Also: extempore (extemporaneous; extemporaneously), extempoaneousness, extemporaneity, extemporary (extemporaneous), extemporization, extemporize (to speak extemporaneously), extemporizer. [ex (prep. w/ abl.) - out of, from] 

temporal - 1) having to do with time: The English conjunction "since" can be used in a temporal sense (i.e., "from the time when") or in a causal sense (i.e., "because"). 2) lasting only for a time. Also: temporality (quality or state of being temporal), temporalize (to make temporal). [temporalis, temporale - temporary] 

temporize - to delay in making a decision so as to gain time: My fellow senators, I urge you not to temporize in this important matter, which will bring tax relief at last to millions of middle-class citizens. Also: temporization (act of temporizing), temporizer. 

contend - 1) to strive in combat or competition; to struggle: In the regional meet, nine teams will contend for the right to advance to the state meet. 2) to assert. Also: contender, contention (act of contending; controversy; assertion). [contendo, contendere, contendi, contentus - to strive, struggle; to hasten; contentio, contentionis, f. - exertion; contest, combat] 

contentious - quarrelsome, belligerent: A person can have strong feelings and opinions without being contentious. Also: contentiousness. [contentiosus, contentiosa, contentiosum - quarrelsome] 

distend - to stretch out; to swell; to expand, as if by pressure from within: A child with a distended stomach may be severely malnourished. Also: distensible (able to be distended), distensile (capable of distending), distention. [distendo, distendere, distendi, distentus - to stretch out; to distend; to distract] 

portend - to indicate as being about to happen (usually said of evil or of a momentous event); to foreshadow: Among the ancient Romans, certain celestial signs were thought to bode success, others to portend disaster. Also: portent (something that portends), portentous (portending evil; ominous; amazing; extraordinary). [portendo, portendere, portendi, portentus - to predict, foretell] 

pretense -1) a false claim of some distinction or accomplishment: Under pretense of royalty, the two scoundrels in Huckleberry Finn make their way from village to village conning the people out of their money. 2) a pretending; make-believe. [praetendo, praetendere, praetendi, praetentus - to hold out; to put forward; pretend] 

pretentious - 1) making claims of excellence or importance; claiming the right to a title or to a distinction; 2) doing things for show; ostentatious: Throughout his long acting career, pretentious critics had made his blood boil. Also: pretentiousness, pretension (a claim of excellence or importance; a claim to a right or a title). [praetendo, cf. pretense] 

abstinence - giving up certain pleasures, such as, food, drink, and sex: Abstinence has been praised by some as the most reliable means of birth control. Also: abstinent, abstention (abstinence). [abstinentia, abstinentiae, f. - self-denial, abstinence; abstineo, abstinere, abstinui, abstentus - to keep away from, abstain] 

appertain - to belong to as a part: The duty to be politically well informed and to vote appertains to the civic responsibilities of each adult citizen of this country. Also: appurtenance (anything that appertains; pl.: accessories). [ad (prep. w/ acc.) - to; towards; pertineo, pertinere, pertinui, pertentus - to reach; to belong, pertain; to apply (be applicable), tend] 

continence - 1) self-restraint; 2) abstinence from sexual activity: Because of the danger of AIDS, many teenagers are committing themselves to premarital continence. Also: continent (exercising self-restraint; abstaining from sexual activity; ability to control urination and bowel movements), incontinence (lack of self-restraint, especially in sexual activity; inability to control urination or bowel movements), incontinent. [continentia, continentiae, f. - self-control, moderation; contineo, continere, continui, contentus - to hold together, restrain, bound; incontinens, incontinentis - incontinent; incontinentia, incontinentiae, f. - incontinence] 

impertinent - 1) offending against propriety; rude: Behavior that is altogether acceptable in one place or at one time can be impertinent in another place or at another time. 2) not pertinent. Also: impertinence (rudeness). [pertineo, cf. appertain] 

pertinacious - very persistent; holding firmly to a belief or course of action: Surely ants are among the most pertinacious of creatures, putting to shame, at least in that respect, many a human being. Also: pertinaciousness, pertinacity (pertinaciousness). [pertinax, pertinacis - holding firmly, tenacious; pertinacia, pertinaciae, f. - persistence] 

retentive - 1) serving to retain; having the tendency or the ability to retain; 2) able to remember; having a good memory: Attentive, retentive, inventive students succeed. Also: retention, retentiveness, retentivity. [retentio, retentionis, f. - a holding back, keeping back; retineo, retinere, retinui, retentus - to hold back, retain]

sustain - 1) to keep in existence; 2) to provide support for: They were sustained throughout the ordeal by the understanding and encouragement of family and friends. 3) to undergo (loss, injury); 4) to uphold the validity of (motion, verdict). Also: sustainable, sustainment. [sustineo, sustinere, sustinui, sustentus - hold up, hold in check, withstand] 

sustenance - 1) a keeping (or being kept) in existence: The judge ruled that the payments were necessary for her sustenance and ordered that they be continued. 2) means of livelihood; 3) nourishment. Also: sustentation (sustenance), sustentative (sustaining). [sustineo, cf. sustain] 

tenacious - 1) holding firmly; 2) persistent: Every teacher wants a classroom full of tenacious learners. Also: tenacity (the quality of being tenacious), tenaciousness (tenacity). [tenax, tenacis - holding fast; firm; resolute; tenacitas, tenacitatis, f. - tenacity] 

tenant - person who occupies and pays rent for land, a room, building, etc.: A proprietor of a rental property tries to get enough rental money from his/her tenants to make the mortgage payments on the building. Also: tenancy (occupancy by rental). 

tenet - principle or belief held by a group: One of the tenets of the Mormon religion is that the deceased can be baptized posthumously through the baptism of representatives. 

tenure - (n.) 1) the length of time of holding; 2) permanent status: She has been teaching longer than any of her colleagues; however, she still does not have tenure. (v.) to give tenure to. Also: tenured (having tenure, i.e., permanent status), tenurial. 

tenuous - 1) thin in form; 2) unsubstantiated, lacking a sound basis: Her tenuous claim of phychological injury, although cleverly presented, was rejected by the jury. 3) of little importane; 4) not dense; rarified. Also: tenuity, tenuousness. [tenuitas, tenuitatis, f. - thinness; tenuo, tenuare, tenuavi, tenuatus - to make tin, attenuate]

terse - brief and to the point, succinct: Teachers, whose evenings and weekends ought to consist of more than correcting papers and sleeping, must at times insist on terse responses to test questions. Also: terseness. 

determinant - a thing, factor, or agent that determines: It has often been stated, but seldom really believed, that money is not a determinant of happiness. [determino, determinare, determinavi, determinatus - to set the limits of, determine] 

determinate - having exact limits; definite; fixed: Philosophy seems unable to offer determinate answers to life's most important questions. Also: determinacy (the quality of being determinate), determinateness, indeterminate (inexact; indefinite; vague; uncertain). [determino, cf. determinant] 

exterminate - to destroy, get rid of entirely; annihilate: Unsuccessful in their efforts to exterminate the deadly virus, scientists have had to content themselves with retarding its effects. Also: exterminable, exterminantion, exterminator, exterminatory (having the ability or tendency to exterminate). [extermino, exterminare, exterminavi, exterminatus - to expel; to remove] 

indeterminable - not capable of being settled or of being ascertained definitely: Paris has 17 subway lines and an indeterminable number of subway pickpockets. Also: indeterminableness. [determino, cf. determinant] 

interminable - lasting, or seeming to last, forever; without, or seeming to be without, end: There were many days on which she would have preferred obscurity to the interminable requests for autographs. [termino, cf. terminate] 

predetermine - to determine or decide beforehand: Sports and games derive most of their excitement from the fact that their results are not predetermined. Also: predetermination. [prae (adv. and prep. w/ abl.) - before; determino, cf. determinant] 

self-determination - 1) direction from one's own mind and will, without force from without; 2) the deciding by the people what form of government they shall have: The right of self-determination, which we today take for granted, was a new concept in 1776, when the United States declared its independence from Great Britain. [determino, cf. determinant] 

terminal - forming the end of something; final: When the disease had reached its terminal phase and death was imminent, all family members were notified. 

terminate - to bring to an end; to conclude; to stop; to put an end to: Since costs had soared and public interest (thus funds) had waned, the decision was made to terminate the project. Also: termination, terminational, terminative. [termino, terminare, terminavi, terminatus - to limit; to define; to close] 

contrite - sincerely, deeply sorrowful; penitent: If a thief does his best to return what he has stolen, we would like to conclude that he is truly contrite, but "it ain't necessarily so"; he may have his eyes set solely on an early parole, fully intending to steal again if the opportunity presents itself. Also: contriteness, contrition. [contero, conterere, contrivi, contritus - to wear away, wear down] 

trite -ineffective because of overuse: Speakers and writers are advised to avoid trite expressions. Also: triteness. [tritura, triturae, f. - a rubbing, threshing]

inter - to bury: As she had requested, her body was cremated and the remains interred on the family farm. Also: interment (burial). 

parterre - the main floor of a theater below the balcony: There were still a few seats available in the parterre and in the second balcony. 

subterranean - lying below the surface of the earth; underground: The Roman catacombs were subterranean passages used by early Christians for burial and, in times of persecution, as places of refuge. Also: subterraneous, subterrestrial (subterranean). [subterraneus, subterranea, subterraneum - underground] 

terra firma - solid ground: Finally, after six long months at sea, the ecstatic young men stood, sat, knelt, and lay on terra firma. Also: terra cotta (a kind of brownish-red earthenware, used for pottery). [firmus, firma, firmum - solid] 

terrarium - a glass container enclosing a garden of small plants: I prefer a terrarium to an aquarium because the latter can spring a leak. 

terrestrial - (as a noun) inhabitant of the earth: We are mere terrestrials and have no idea what, if anything, may lie beyond our universe. Also: extra-terrestrial. [terrestris, terrestre - pertaining to the earth; on land] 

deter - to prevent or discourage from acting or proceeding: The ardent admonition of her mother did not deter Red Riding Hood from straying from the path through the woods. Also: deterrence (act of deterring), deterrent (serving to deter; something that deters). [deterreo, deterrere, deterrui, deterritus - frighten from, deter] 

tercet - a group of three lines rhyming together or connected by rhyme with the adjacent group(s) of three lines: The unconventional sonnet, neither Petrarchan nor Shakespearean, consisted of four tercets and a closing couplet. [tertianus, tertiana, tertianum - of or belonging to the third; tertian; tertio - for the third time]

tertiary - third in order, rank, etc.: Your discovery, while interesting per se, is of only tertiary significance for this project. 

textile - (n.) any material that is woven: Until about 200 years ago, when textile products began to be produced in factories, each household produced most of the cloth that it needed. (adj.) woven or capable of being woven. [textilis, textile - woven; textor, textoris, m. - weaver; textrinum, textrini, n. - weaving; a weaver’s shop; textris, textricis, f. - female weaver; textura, texturae, f. - web, texture; textus, textus, m. - structure, texture]

intimidate - to make someone afraid: In team ports, you gain an important psychological advantage if you can intimidate your opponent. Also: intimidation, intimidator, intimidatory. 

timidity - lack of self-confidence; shyness; fearfulness when confronted with something new or uncertain: When his timidity had reached the point of speechlessness, his parents sought professional help. [timiditas, timiditatis, f. - fearfulness, timidity] 

timorous - 1) fearful; 2) timid; 3) caused by or indicating fear: Standing in the front of the classroom, the youngster glanced timorously at the teacher in the back of the room and began to recite. Also: timorousness. [timeo, timere, timui - to fear, be afraid, timiditas, timiditatis, f. - fearfulness; timidus, timida, timidum - afraid, fearful]

extol - to praise highly: Many of those who have experienced year-round schooling firsthand extol its merits. Also: extol(l)ment. [extollo, extollere - to lift up, raise up] 

torpor - sluggishness; lethargy: When the torpor had reached its fourth week with no sign of abatement, the old man got up one morning, put on his work shoes, picked up a shovel, and walked into the garden. Also: torpid (sluggish; lethargic), torpidity, torpidness, torporific (causing numbness or sluggishness). [torpedo, torpedinis, f. - sluggishness; torpeo, torpere - to be numb, to be sluggish; torpesco, torpescere, torpui - to become sluggish or numb; torpidus, torpida, torpidum - benumbed, sluggish] 

extort - to get (money, etc.) from a person by means of violence or the threat of harm: In some countries, both the police and organized crime extort money from shopkeepers, the former by threatening to withdraw protection, the latter by hints of violence. Also: extorter, extortion, extortionary, extortionate (exorbitant), extortioner, extortionist. [ex (prep. w/ abl.) - out of, from]

torrid - very hot, scorched: From the torrid deserts of the Southwest to the frigid interior of Alaska, the annual temperature difference in the United States is approximately 220 degrees Fahrenheit. Also: torridity, torridness. [torreo, torrere, torrui, tostus - to dry up, parch, burn; torresco, torrescere - to become parched; torris, torris, m. - a firebrand] 

tortuous - 1) twisting, winding, bending: Cardiologists are sometimes unable to place stents successfully in tortuous sections of coronary arteries. 2) not direct, circuitous; 3) morally crooked, devious. Also: tortuosity, tortuousness, torture, torturable, torturer, torturesome, torturous. [torqueo, torquere, torsi, tortus - to turn, twist, wind; tortilis, tortile - twisted; tortor, tortoris, m. - executioner, torturer; tortus, tortus, m. - a winding, twisting]

totalitarian - characteristic of a state in which one political party or one person (a dictator) maintains complete control: The people of a totalitarian state have no means of exercising political power short of violent protest (revolution) or nonviolent demonstration, both of which jeopardize life and liberty. Also: totalitarianism (the system of government by a dictator or by one political party), totalitarianist, totalitarianize (to make totalitarian). 

extradite - to hand over to another government for prosecution: Is it possible for a country to be on friendly terms with another country and nevertheless refuse to extradite that country's fugitive criminals? Also: extraditable, extradition (the act of extraditing). [ex (prep. w/ abl.) - out of, from; traditio, traditionis, f. - handing over, surrender; record] 

abstraction - the idea of a quality apart from any concrete object: One can argue that only individual concrete objects exist in the real world; all generalizations, all universals are abstractions. Also: abstract, abstractional, abstractionism (the practice and theory of abstract art), abstractionist, abstractive, abstractiveness. [abstraho, abstrahere, abstraxi, abstractus - to drag away; to exclude] 

distraught - in a state of mental confusion; extremely troubled: The Barkers, distraught at the loss of their money and credit cards to a London pickpocket, wanted to return home immediately. [distraho, distrahere, distraxi, distractus - to pull apart; to draw away; to break up; to distract] 

extract - to draw out; pull out; remove: According to mine officials, the gold could not be extracted profitably from the ore in which it was contained. Also: extractant (a liquid used to remove a dissolved substance from a solution), extraction, extractable, extractability, extractive, extractor. [extraho, extrahere, extraxi, extractus - to drag out; to remove; to prolong] 

intractable - 1) hard to manage; stubborn; refractory; fractious: Proper motivation changed him from an intractable loafer to a docile, industrious student. 2) hard to manipulate or treat. Also: intractability, intractableness, tractable (easily managed or controlled; easily worked; malleable), tractability, tractableness. [tractabilis, tractabile - able to be handled or managed; compliant; intractabilis, intractabile - unmanageable

protract - 1) to lengthen in time; to prolong; 2) to extend: Since the vacationers had spent less time than planned in Switzerland, a beautiful but expensive country, they were free to protract their stay in France. Also: protactible (capable of being lengthened out), protractedness, proctractile (protractible), protraction, protractive (protracting), protractor. [protraho, protrahere, protraxi, protractus - to drag forward; to prolong; to reveal] 

tract - 1) a stretch of land, water, etc.: Their retirement plans include buying a tract of land on a lake in Alabama, where they hope to build a house. 2) a system of related parts in the body; 3) a pamphlet, usually religious or political. 

tractile - able to be drawn out in length; ductile: Years ago there was a comic-book character by the name of Plastic Man, whose tractile body allowed him to reach remote objects. Also: tractility, tractive (drawing; pulling; used for drawing or pulling). 

transom - small, hinged window directly above a door: Transoms are not needed in modern homes, since central heating and air conditioning provide adequate ventilation. 

transcend - 1) to go beyond the limits of; 2) to be superior to: Kant argued that the metaphysical transcends our comprehension. Also: transcendence (superior excellence), transcendency, transcendent (transcending), transcendental (transcendent), transcendentalism (philosophy of Emerson), transcendentalist, transcendentalize (to cause to become transcendent or transcendental). 

transient - lasting or staying only a short time: Several food centers have been set up to try to meet the nutritional needs of the transient population. Also: transience, transitory (that which by its very nature must sooner or later end), transition. [transitus, transitus, m. - passing over; transitio, transitionis, f. - passing over] 

transit - passage or transportation from one place to another: They chose to stay in a motel while their furniture was in transit. Also: transitable, transition, transitional, transitionary, transitive (takes a direct object; transitional), transitiveness, transitory (not permanent), transitoriness. [eo, ire, ii, iturus - to go; trans (prep. w/ acc.) - across; transitio, transitionis, f. - a going over, crossing over]

transfix - to pierce through: He stood motionless, transfixed by her angry stare. also: transfixion. [trans (prep. w/ acc.) - through; figo, -ere, fixi, fixus - to fasten, attach]

transgress - 1) to pass beyond a limit: You may not have broken a law, but you certainly transgressed the bounds of reason. 2) to break a law. Also: transgression (the breaking of a law), transgressive, transgressor. [transgressio, transgressionis, f. - a going across; passage; transgressus, transgressus, m. - a going across; passage] 

translucent - letting light through in such a way that objects on the other side cannot be seen clearly: It used to be commonplace to install translucent glass in the bathrooms of private homes. Also: translucence. [trans (prep. w/ acc.) - across; luceo, lucere, luxi - to shine, be bright]

tremulous - trembling, shaking: It was the first time he had asked a girl for a date, and a tremulous voice betrayed his nervousness. Also: tremor (an involuntary shaking of the body; shaking), tremulant (tremulous), tremulousness. [tremo, tremere, tremui - to shake, tremble; tremor, tremoris, m. - a shaking, trembling] 

intrepid - fearless, unafraid, dauntless: The intrepid climbers spotted the bones of someone who had not made it back, paused for a moment out of respect, and then kept climbing. Also: intrepidity, intrepidness. [intrepidus, intrepida, intrepidum - undaunted, calm, unafraid; trepido, trepidare, trepidavi, trepidatus - to be agitated, be anxious] 

trepidation - fear, especially with trembling: Jonathan Edwards' famous (or infamous) sermon of 1741,“Sinners in the Hands of an Angry God,” caused such trepidation among some of his listeners in Enfield, Connecticut, that they shrieked and groaned. Also: intrepid (fearless), trepid (fearful, scared). [trepido, cf. intrepid] 

tribune - 1) a person, usually a government official, who upholds or defends the rights of the people; 2) in ancient Rome, the commanding officer of a legion: In the early Roman republic, a legion had six tribunes, who commanded the legion alternately. Also: tribunal (court or judicial assembly), tribunate (office of tribune), tribuneship, tribunitial (of or pertaining to a tribune or to the office of tribune), tribunitian (tribunitial). [tribus, tribus, f. - tribe; tributim - tribe by tribe]

retribution - punishment for evil done, or reward for good done; repayment of good or evil: The 1994 caning of an American citizen in Singapore served as a reminder, in case we had forgotten, that not all countries agree on what constitutes just retribution for offenses against the state. Also: retributive, retributivism (theory of criminal justice according to which criminals should be punished in retribution for harm done), retributory. [retribuo, retribuere, retribui, retributus - to give back, repay] 

tribunal - a court of justice (literally or figuratively) or, more specifically, the place where judges sit: In our democracy, candidates for political office bring their disagreements before the tribunal of the people, who render their verdict on election day. Also: tribune (in ancient Rome, any of several magistrates; a defender or champion of the people). [tribunal, tribunalis, n. - raised platform for magistrates; tribunus, tribuni, m. - tribune] 

tributary - 1) a stream or river that flows into a larger stream or river: The Green River, a tributary of the Ohio River, flows through Mammoth Cave National Park. 2) a person or country that pays tribute. [tributarius, tributaria, tributarium - pertaining to tribute] 

tribute - 1) a tax: Under feudalism, a lord exacted from his vassals support in battle, a portion of the crop, as well as tributes and miscellaneous labor. 2) a regular payment made by one state to another; 3) something given, said, or done that shows appreciation or respect. [tributum, tributi, n. - tax, tribute] 

abstruse - hard to understand, recondite: Books written by experts for laymen are often abstruse despite assurances of the author to the contrary. Apparently some authors are unable to put themselves in the place of their readers and end up taking too much knowledge for granted. Also: abstruseness, abstrusity. [abstrudo, abstrudere, abstrusi, abstrusus - to hide, conceal] 

intrusive - coming or calling (thrusting oneself on others) unasked and unwanted: Telemarketing, with its intrusive phone calls, is one of the more disconcerting innovations of the past twenty or so years. Also: intrude, indruder, intrusion, intrusiveness. [trudis, trudis, f. - a pointed pole; a stake] 

obtrusive - 1. (of a person) tending to thrust something (often unwanted) upon someone; 2. (of a thing) to thrust itself (often unwanted) upon someone: The downside of free access to the Internet is obtrusive advertising. Also: obtrude (to thrust something upon someone), obtruder, obtrusion, obtrusiveness. [obtrudo, obtrudere, obtrusi, obtrusus - to thrust upon] 

protrude - to stick out; project: Jay Leno has a noticeably protruding lower jaw. Also: protrudent (protruding), protrudable, protrusible (protrudable), protrusile (protrudable), protrusive (sticking out), protrusiveness. 

truncate - to shorten by cutting off a part: The inverted-triangle manner of writing news articles makes it easy to truncate such articles with minimal loss. Also: truncation. [truncus, trunca, truncum - maimed, mutilated, cut short; truncus, trunci, m. - stem, trunk of a tree] 

tumult - 1) uproar; violent commotion or agitation involving a crowd: By reacting to individual acts of violence swiftly and prudently, police kept the demonstration from becoming a tumult. 2) extreme mental or emotional disturbance. Also: tumultuary (turbulent; disorderly), tumultuous, tumultuousness. [tumultuarius, tumultuaria, tumultuarium - done in a hurry, disorderly; tumultuatio, tumultuationis, f. - confusion; tumultuor, tumultuari, tumultuatus sum - to be in confusion or disorder; to make a disturbance; tumultuosus, tumultuosa, tumultuosum - confused, disorderly]

turbid - murky, clouded: Divers searched in the turbid flood waters of the great river but found nothing. 2) confused, disturbed. Also: turbidity, turbidness. [turbamentum, turbamenti, n. - a means of disturbance; turbatio, turbationis, f. - disturbance, confusion; turbator, turbatoris, m. - a disturber; turbidus, turbida, turbidum - disordered, full of confusion; turbo, turbare, turbavi, turbatus - to throw into disorder; turbulenter - confusedly; turbulentus, turbulenta, turbulentum - disturbed, full of confusion]

turbulence - 1) (violent) disturbance or commotion; 2) irregular, eddying motion of the atmosphere: Anticipating turbulence, the pilot instructed the passengers to remain seated and keep their seat belts fastened. Also: turbulency (turbulence), turbulent. [turba, turbae, f. - an uproar, disturbance; turbatio, turbationis, f. - disturbance, confusion; turbator, turbatoris, m. - disturber; turbo, turbare, turbavi, turbatus - to disturb, throw into confusion; turbo, turbinis, m. - whirlwind]

turpitude - vile, shameful character: The teacher was dismissed for laziness, insubordination, and moral turpitude. [turpitudo, turpitudinis, f. - unsightliness; turpo, turpare, turpavi, turpatus - to make ugly; to defile, pollute]

turret - 1) a small tower, usually at the corner of a building: Situated in the foothills of the Alps, Neuschwanstein Castle, with its several towers and many turrets, attracts millions of tourists annually. 2) a low, armored structure within which a gun is mounted. Also: turreted (having a turret or turrets). 

tutus, tuta, tutum - safe, secure

tutelage - 1) guardianship; protection; 2) instruction; guidance: Plato, the teacher of Aristotle, had matured intellectually under the tutelage of Socrates. 3) the state of being under a guardian or tutor. Also: tutee (person being tutored), tutelar, tutelary (of, pertaining to, or having the position of a guardian), tutor, tutorless, tutorship, tutorage (the office, care, or fee of a tutor), tutoress, tutorial. [tutela, tutelae, f. - care, safeguard; tuto - safely]

Moutoux, Latin Derivatives