subtle (adj.)

cunning, wily, or crafty

supercilious (adj.)

exhibiting haughty and careless contempt

taciturn (adj.)

disinclined to conversation

termagant (adj.)

violently abusive and quarrelsome

tolerable (adj.)

moderately good

tractable (adj.)

easily led or controlled

treacherous (adj.)

perfidious, deceptive

tremulous (adj.)

characterized by quivering or unsteadiness

trite (adj.)

lacking in freshness or effectiveness because of constant use or excessive repetition

truculent (adj.)

having the character or the spirit of a savage

unaffected (adj.)

sincere

unbecoming (adj.)

unsuited to the wearer, place, or surroundings

unbridled (adj.)

being without restraint

unconscionable (adj.)

not in accordance with what is just or reasonable

ungainly (adj.)

clumsy

unisonant (adj.)

being in a condition of perfect agreement and accord

untoward (adj.)

causing annoyance or hindrance

vehement (adj.)

very eager or urgent

venerable (adj.)

meriting or commanding high esteem

voracious (adj.)

eating with greediness or in very large quantities