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adjective
knifelike, cutting
Synonyms: aciculate, acuate, acuminate, acuminous, acute, apical, barbed, briery, cuspate, cuspidate, edged, fine, ground fine, honed, horned, jagged, keen, keen-edged, knife-edged, needlelike, needle-pointed, peaked, pointed, pointy, prickly, pronged, razor-sharp, salient, serrated, sharp-edged, sharpened, spiked, spiky, spiny, splintery, stinging, tapered, tapering, thorny, tined, tipped, unblunted, whetted
Antonyms: blunt, dull
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adjective
sudden
Synonyms: abrupt, distinct, extreme, intense, marked
Antonyms: lazy, slow
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adjective
perceptive, quick-witted
Synonyms: acute, adroit, alert, apt, astute, brainy, bright, brilliant, canny, clever, critical, cute, discerning, discriminating, fast, foxy, having smarts, ingenious, intelligent, keen, knowing, nimble, nobody’s fool, not born yesterday, observant, on the ball, original, penetrating, penetrative, quick, quick on the trigger, quick on the uptake, ready, resourceful, savvy, sensitive, slick, smart, smart as a tack, subtle, wise
Antonyms: ignorant, stupid, unintelligent
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adjective
dishonest, deceitful
Synonyms: artful, bent, crafty, cunning, designing, ornery, salty, shady, shrewd, slick, slippery, sly, smart, snaky, two-faced, underhand, unethical, unscrupulous, wily
Antonyms: aboveboard, forthright, frank, honest
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adjective
severe, intense
Synonyms: acute, agonizing, biting, cutting, distinct, distressing, drilling, excruciating, fierce, keen, knifelike, painful, paralyzing, penetrating, piercing, shooting, smart, sore, stabbing, stinging, violent
Antonyms: calm, mild, moderate
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adjective
distinct, well-defined
Synonyms: audible, clear, clear-cut, crisp, definite, explicit, obvious, visible
Antonyms: indefinite, indistinct, undefined
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adjective
stylish
Synonyms: chic, classy, dashing, distinctive, dressy, excellent, fashionable, fine, first-class, fly, in style, smart, snappy, swank, tony, trendy
Antonyms: boring, old-fashioned, unstylish
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adjective
hurtful, bitter in speech
Synonyms: acrimonious, angry, barbed, biting, caustic, cutting, double-edged, harsh, incisive, inconsiderate, penetrating, peppery, piercing, pointed, pungent, sarcastic, sardonic, scathing, severe, short, stabbing, stinging, tart, thoughtless, trenchant, unceremonious, ungracious, virulent, vitriolic
Antonyms: benevolent, kind, nice
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adjective
having strong affect on animate senses
Synonyms: acerbic, acid, acrid, active, astringent, austere, bitter, brisk, burning, harsh, hot, lively, odorous, piquant, pungent, sour, strong-smelling, suffocating, tart, vigorous, vinegary
Antonyms: bland, calm, dull, flat, low, mild, moderate, tasteless
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adverb
on time
Synonyms: abruptly, accurately, bang, exactly, just, on the button, on the dot, precisely, promptly, punctually, right, smack-dab, square, squarely, suddenly
Antonyms: late