Sharp

Synonyms Keen, razor-sharp, sharpened, whetted, knife-like, edged, sharp-edged, razor-edged, honed, serrated, cutting, and acute.

Synonyms Pointed, tapered, spiky, acicular, acuminate, mucronate, cuspidate, conoid, tapering, needle-like, pointy, lanceolate, subulate, aculeate, and cusped.

Synonyms Excruciating, intense, piercing, shooting, severe, keen, searing, agonizing, violent, stabbing, stinging, acute, fierce, and exquisite.

Synonyms Tangy, strong, acid, sour, vinegary, bitter, acidulous, acetous, burning, piquant, acidic, acidy, tart, pungent, acerb, acetic, and acrid.

Synonyms Loud, shrill, high, harsh, ear-splitting, thunderous, head-splitting, piercing, high-pitched, penetrating, strident, deafening, and booming.

Synonyms Harsh, hard, scathing, biting, trenchant, acrimonious, tart, sarcastic, ill-tempered, venomous, vitriolic, hurtful, unkind, cruel, abusive, brusque, acerb, catty, acidulous, bitter, cutting, caustic, barbed, mordant, acerbic, acid, sardonic, spiteful, malicious, vicious, nasty, severe, wounding, curt, abrasive, bitchy, and mordacious.

Synonyms Intense, keen, bitter, searing, heartfelt, overpowering, acute, strong, fierce, piercing, and very great.

Synonyms Distinct, clear, well focused, stark, marked, pronounced, manifest, clear-cut, well defined, crisp, obvious, definite, and evident.

Synonyms Sudden, rapid, precipitous, abrupt, steep, and precipitate.

Synonyms Keen, observant, sharp-sighted, hawklike, percipient, penetrative, penetrating, sensitive, keen-witted, quick, clever, astute, intuitive, agile, nimble-witted, quick off the mark, apt, finely honed, probing, insightful, smart, quick on the uptake, savvy, downy, suss, cute, whip-smart, argute, perceptive, acute, beady, discerning, perspicacious, piercing, discriminating, incisive, sharp-witted, quick-witted, shrewd, intelligent, bright, nimble, alert, ready, fine, rapier-like, searching, knowing, on the ball, not missing a trick, with all one's wits about one, genius, pawky, heads-up, and long-headed.

Synonyms Clever, canny, cunning, crafty, guileful, dishonest, fly, shrewd, smart, wily, artful, unscrupulous, and slick.

Synonyms Smart, fashionable, modish, spruce, cool, classy, snappy, nifty, kicking, tony, spiffy, stylin', stylish, chic, elegant, trendy, snazzy, flash, natty, dressy, kicky, fly, sassy, and trig.

Synonyms Precisely, on the dot, prompt, dead on, on the button, on the knocker, exactly, promptly, punctually, on the stroke of …, and on the nose.

Synonyms Abruptly, sharply, unexpectedly, suddenly, all of a sudden, and without warning.