thinning, n. dilution, reduction, attenuation, rarefaction,
subtilization. Associated Words: attenuant, diluent.

thin-skinned, a. leptodermic; sensitive, impressible, irritable.

third, a. tertiary.

thirst, n. dryness, aridity, drought. Antonym: adipsy. Associated
words: slake, quench, dipsetic, adipsous.

thirty years. Associated Words: tricennial, tricennially.

thorn, n. spine, prickle, brier; torment, plague, infliction.

thornless, a. spineless, inermis.

thorny, a. spiny, briery, prickly; vexatious, troublesome, annoying.

thorough, a. complete, profound. Antonyms: superficial, cursory,
partial, sciolistic.

thought, n. reflection, cogitation, revery, musing, meditation,
consideration, abstraction, imagination, brown study, contemplation,
deliberation, introspection, retrospection, lucubration, rumination,
preoccupation, excogitation; idea, concept, surmise, inference.

thoughtful, a. contemplative, meditative, reflective, cogitative,
wistful, pensive, preoccupied, abstracted; considerate, heedful,
circumspect, wary.

thoughtless, a. inconsiderate, careless, unmindful, remiss, rash,
inadvertent, indiscreet, heedless, unreasoning.

thousand, n. Associated Words: millennium, millennial, chiliad,
chiliasm, chiliarchy, chiliarch, chiliast, millenary, millesimal.

thrash, v. thresh.

thread, n. filament, fibre, stamen, staple, pile, raveling, lint,
warp, woof, thrum.--v. thrid.

threadbare, a. napless, pileworn, seedy, trite, hackneyed.

threat, n. menace, threatening, commination, fulmination,
intimidation.

threaten, v. menace; augur, forebode, portend; impend, be imminent.

threatening, a. imminent, ominous, impending, minatory, fulminating.

three, n. trio, trinity, triad, ternary, ternion; triplets.
Associated Words: thrice, treble, trialogue, triarchy, triplicate,
triplication, triplicity, trinal, triarchy, tripartition, tripod,
triptych, trisect, trisection, trireme, triumvirate, trilogy, triform,
triformity, trilling, trilemma.

three-colored, a. tricolored.

three-flowered, a. trifloral, triflorous.

threefold, a. triple.

three-forked, a. trisulcate, trifurcated.

three hundred years. tricentenary. Associated Words: tercentenary,
tricentenary, tri-centennial.

three languages. Associated Word: trilingual.

three-leaved, a. trifoliate, trifoliated.

three-legged stand. trivet, tripod.

three letters. triphthong, trigraph.

three months. trimester. Associated Words: tri