T

tacere be silent tac-, -tic- tacere, tacitus reticent, reticence, tacit, taciturn
talus ankle tal- talus talus
tangere touch tang-, -ting-, tact-, tag- tangere (past participle tactus) attain, contact, contagious, contingent, contingency, contiguous, intact, tactile, tangent, tangible
tapete carpet tapet- tapete, tapetis tapestry, tapetum, tapis
tardus slow tard- tardus retard, tardigrade, tardy
taurus bull taur- taurus Taurus
tegere cover teg-, tect- tegere, tectus contection, detect, detectable, detection, detective, detector, integument, integumentary, obtect, pretectal, pretectum, protect, protection, protective, protector, protectorate, protectory, protectress, protectrix, protégé, protégée, tectrix, tectum, tegmen, tegmental, tegula, tegular, tegument, tile, tog, toga, togate, togavirus, toggery
temnere  – temn-, tempt- temnere contemn, contemnible, contempt, contemptible, contumacious, contumacy, contumelious, contumely
tempus time tempor- tempus, temporis contemporaneous, contemporary, extemporaneous, tempo, temporal, temporary
tendere  stretch, strain tend-, tens- tendere (past participle tensus) ambitendency, attempt, attend, attendee, attent, attention, attentive, coextend, coextension, coextensive, contend, contention, contentious, detent, détente, distend, distension, distent, distention, entendre, entente, extend, extensible, extension, extensional, extensionality, extensive, extensivity, extensor, extent, inattention, inattentive, inextensible, intend, intense, intensification, intension, intensional, intensity, intensive, intent, obtend, obtension, ostensible, ostension, ostensive, ostensory, ostent, ostentation, ostentatious, portend, portension, portent, portentous, pretend, pretense, pretension, subtend, subtense, superintend, superintendency, superintendent, tempt, temptation, tend, tendency, tendential, tendentious, tender, tense, tensible, tensile, tensility, tension, tensure, tent, tentacle, tentacular, tentage, tentation, tentative, tentiginous, tentorium
tenere hold, keep ten-, -tin-, tent- tenere, tentus abstain, abstention, abstinence, abstinent, appertain, appertinent, appurtenance, appurtenant, contain, containment, content, contentive, contentment, continence, continent, continental, continual, continuance, continuant, continuation, continuative, continue, continuity, continuous, continuum, contratenor, countenance, detain, detainder, detainee, detainer, detainment, detention, detinue, discontent, discontentment, discontinuance, discontinuation, discontinue, discontinuity, discontinuous, entertain, entertainment, equicontinuity, equicontinuous, impertinence, impertinent, incontinence, incontinent, intenible, intercontinental, irretentive, lieutenant, maintain, maintenance, malcontent, obtain, obtainment, obtention, pertain, pertinacious, pertinacity, pertinence, pertinent, purtenance, reobtain, retain, retainer, retainment, retention, retentive, retinue, se-tenant, sustenance, sustentacular, sustentaculum, sustentation, sustention, tenable, tenace, tenacious, tenacity, tenancy, tenant, tenet, tenor, tenure, tenurial, tenuto, transcontinental
tenuare  slender, thin tenu- tenuare make thin, from tenuis thin attenuate, extenuate, tenuous
tepere be warm tep- tepere subtepid, tepefaction, tepid, tepidarium, tepidity, tepor
terere rub, wear ter-, trit- terere, tritus attrition, contrite, contrition, detriment, detrimental, detrital, detrition, detritivore, detritivorous, detritus, retriment, tribulation, trite, triturate, trituration, triture
teres rounded teret- teres, teretis subterete, teretial
tergere wipe terg-, ters- tergere, tersus absterge, abstergent, abstersion, abstersive, deterge, detergency, detergent, terse
terminus boundary, limit, end termin- terminus determine, interminable, terminal, termination
terni three each tern- terni ternary, ternion
terra earth terr- terra inter, subterranean, terrace, terracotta, terrain, terrarium, terrestrial, territory
tertius third terti- tertius tertian, tertiary
testis witness test- testis attest, contest, detest, protest, testament, testify, testimony
texere weave tex-, text- texere, textus context, subtle, pretext, text, textile, texture
timere be afraid tim- timere timid, timorous
tingere dye, moisten ting-, tinct- (TING)[212] tingere, tinctus aquatint, distain, mezzotint, tinct, tinctorial, tincture, tinge, tingent, tint
torpere be numb torpe- torpere torpent, torpid, torpor
torquere twist torqu-, tort- torquere, tortus contort, distort, extort, extortion, retort, torque, torsion, tortuous, torture
totus all, whole tot- totus subtotal, total, totality
trabs beam trab- trabs, trabis trabeculae
tractare draw, pull trah-, tract- tractare, frequentative of trahere, tractus abstract, attract, contract, detract, retract, subtract, subtrahend, tractable, traction, tractor
trans across trans-, tra-, tran- trans intransigent, tradition, transact, transcend, transient, transitory, transparent, transport
trecenti three hundred trecent- trecenti trecentennial, trecentillion
tredecim thirteen tredec- tredecim tredecimal
tremere tremble trem- tremere tremor
trepidare tremble trepid- trepidare to tremble, hurry, from trepidus alarmed, scared intrepid, trepid, trepidation
tribuere  pay tribu- tribuere to pay, from tribus attribute, contribute,distribute, retribution, tribe, tribulation, tribunal, tribune, tributary, tribute
triceni thirty each tricen- triceni tricenary
tricesimus thirtieth tricesim-, trigesim- tricesimus trigesimal
trini three each trin- trini trinary, trine, trinity
triticum wheat tritic- triticum triticale
trudere thrust trud-, trus- trudere, trusus abstrude, abstruse, abstrusion, abstrusity, detrude, detrusion, detrusor, extrude, extrusible, extrusion, extrusive, inobtrusive, intrude, intrusion, intrusive, nonintrusive, obtrude, obtrusion, obtrusive, protrude, protrudent, protrusile, protrusion, protrusive, retrude, retruse, retrusion, retrusive
truncare cut off trunc- truncare to maim, mutilate, from truncus mutilated, cut off detruncate, detruncation, entrench, entrenchment, intrench, intrenchment, obtruncate, obtruncation, omnitruncation, retrench, retrenchment, tranche, tranchet, trench, trenchancy, trenchant, truncate, truncation, truncheon, trunk, trunnion
trux fierce truc- trux, trucis truculence, truculency, truculent
trēs three tri- trēs triangle, triumvirate, trivia
tumere be swollen tum- tumere detumescence, detumescent, intumescence, tumefacient, tumefaction, tumesce, tumescence, tumescent, tumid, tumidity, tumor, tumorous, tumular, tumulose, tumulous, tumult, tumultuary, tumultuous, tumulus
turba disturb turb- turba disturb, disturbance, nonperturbative, perturb, perturbance, perturbation, perturbative, trouble, troublous, turbid, turbidity, turbinate, turbine, turbulence, turbulent
tussis cough tuss- tussis, tussire pertussis, tussive