- crisp, sharp - (of something seen or heard) clearly defined; "a sharp photographic image"; "the sharp crack of a twig"; "the crisp snap of dry leaves underfoot"
Antonym: indistinct (indirect, via distinct)
- acuate, acute, sharp, needlelike - ending in a sharp point
Antonyms: pointless, unpointed (indirect, via pointed)
- acute, discriminating, incisive, keen, knifelike, penetrating, penetrative, piercing, sharp - having or demonstrating ability to recognize or draw fine distinctions; "an acute observer of politics and politicians"; "incisive comments"; "icy knifelike reasoning"; "as sharp and incisive as the stroke of a fang"; "penetrating insight"; "frequent penetrative observations"
Antonyms: unperceptive, unperceiving (indirect, via perceptive)
- astute, sharp, shrewd - marked by practical hardheaded intelligence; "a smart businessman"; "an astute tenant always reads the small print in a lease"; "he was too shrewd to go along with them on a road that could lead only to their overthrow"
Antonym: stupid (indirect, via smart)
- sharp, sharp-worded, tart - harsh; "sharp criticism"; "a sharp-worded exchange"; "a tart remark"
Antonym: pleasant (indirect, via unpleasant)
- piercing, shrill, sharp - high-pitched and sharp; "piercing screams"; "a shrill whistle"
Antonyms: low, low-pitched (indirect, via high)
- abrupt, precipitous, sharp - extremely steep; "an abrupt canyon"; "the precipitous rapids of the upper river"; "the precipitous hills of Chinese paintings"; "a sharp drop"
Antonym: gradual (indirect, via steep)
- sharp - keenly and painfully felt; as if caused by a sharp edge or point; "a sharp pain"; "sharp winds"
Antonyms: dull, deadened
- incisive, keen, sharp - very penetrating and clear and sharp in operation; "an incisive mind"; "a keen intelligence"; "of sharp and active intellect"
Antonyms: unintelligent, stupid (indirect, via intelligent)
- sharp - having or made by a thin edge or sharp point; suitable for cutting or piercing; "a sharp knife"; "a pencil with a sharp point"
Antonyms: dull, blunt, blunted, dulled, edgeless, unsharpened
- acerb, acerbic, astringent, sharp - sour or bitter in taste
Antonym: sweet (indirect, via sour)
- sharp - raised in pitch by one chromatic semitone; "C sharp"
Antonyms: flat, natural
- sharp - very sudden and in great amount or degree; "a sharp drop in the stock market"
Antonym: gradual (indirect, via sudden)
- sharp - quick and forceful; "a sharp blow"
Antonyms: forceless, unforceful, weak (indirect, via forceful)
- swindler, chiseller, chiseler, gouger, scammer, grifter, sharper, sharpie, sharpy - a person who swindles you by means of deception or fraud
--1 is a kind of deceiver, cheat, cheater, trickster, beguiler, slicker
--1 has particulars:cardsharp, card sharp, cardsharper, card sharper, card shark; clip artist; confidence man, con man, con artist; welcher, welsher