| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | with wings |
| Synonyms: | alar, alate, elevated, fast, feathered, fleet, lofty, pennate, rapid, sublime, swift, wounded |
| Main Entry: | agile |
| Part of Speech: | adjective |
| Definition: | physically or mentally nimble, deft |
| Synonyms: | active, acute, alert, athletic, brisk, buoyant, bustling, clever, dexterous, easy-moving, energetic, fleet, frisky, limber, lithe, lively, mercurial, prompt, quick, quick on the draw, quick on the trigger, quick-witted, rapid, ready, sharp, spirited, sportive, spright, sprightly, spry, stirring, supple, swift, twinkle toes, vigorous, vivacious, winged, zippy |
| Antonyms: | brittle, clumsy, stiff |
| Main Entry: | fast |
| Part of Speech: | adjective |
| Definition: | speedy |
| Synonyms: | PDQ, accelerated, active, agile, blue streak, breakneck, brisk, chop-chop, dashing, double-time, electric, expeditious, expeditive, flashing, fleet, fleeting, flying, hairtrigger, hasty, hot, hurried, hypersonic, in a jiffy, in nothing flat, lickety split, like a bat out of hell, like all get out, like crazy, like mad, nimble, on the double, posthaste, presto, pronto, quick, racing, rapid, ready, screamin', snap*, snappy, speedball, supersonic, swift, velocious, winged |
| Antonyms: | plodding, slow, tardy, unhurried |
| Main Entry: | fleet |
| Part of Speech: | adjective |
| Definition: | quick in movement |
| Synonyms: | agile, barreling, breakneck, brisk, expeditious, expeditive, fast, flying, hasty, in nothing flat, like greased lightning, lively, mercurial, meteoric, nimble, nimble-footed, on the double, rapid, screaming, speedball, speedy, swift, winged |
| Antonyms: | clumsy, slow |
| Main Entry: | impromptu |
| Part of Speech: | adjective, adverb |
| Definition: | unrehearsed, improvised |
| Synonyms: | ad-lib, dashed off, extemporaneous, extempore, extemporized, fake, faked, improv, improviso, off the cuff, offhand, played by ear, shot from the hip, spontaneous, spur-of-the-moment, thrown off, tossed off, unpremeditated, unprepared, unscripted, unstudied, vamped, whipped up, winged* |
| Notes: | extemporaneous means 'prepared in advance and carried out with few or no notes' while impromptu means 'totally unprepared, performed on the spur of the moment' - but this distinction has been all but lost impromptu conveys unrehearsed remarks or performance with an element of surprise, while extempore only suggests that this is done without notes or props |
| Antonyms: | deliberate, designed, planned, premeditated, rehearsed |
| Main Entry: | off the cuff |
| Part of Speech: | adjective |
| Definition: | impromptu |
| Synonyms: | ad-lib, extemporaneous, improv, improvised, improviso, off-hand, played by ear, shot from the hip, spontaneous, spur-of-the-moment, unpremeditated, unprepared, unrehearsed, unscripted, whipped up, winged* |
| Main Entry: | quick |
| Part of Speech: | adjective |
| Definition: | fast, speedy |
| Synonyms: | ASAP, a move on, abrupt, accelerated, active, agile, alert, animated, breakneck, brief, brisk, cursory, curt, double time, energetic, expeditious, expeditive, express, fleet, flying, going, harefooted, hasty, headlong, hurried, immediate, impatient, impetuous, instantaneous, keen, lively, mercurial, move it, nimble, on the double, perfunctory, posthaste, prompt, pronto, rapid, snappy, spirited, sprightly, spry, sudden, swift, the lead out, winged* |
| Antonyms: | lazy, slow, sluggish |
| Main Entry: | rapid |
| Part of Speech: | adjective |
| Definition: | very quick |
| Synonyms: | accelerated, active, agile, breakneck, brisk, double time, expeditious, expeditive, express, fast, fleet, fleet of foot, flying, hasty, hurried, in nothing flat, light-footed, like a house on fire, lively, mercurial, nimble, on the double, precipitate, prompt, quick as a wink, quickened, ready, really rolling, screaming, speedy, spry, swift, winged |
| Notes: | a turbulent, rock-obstructed river area is rapid(s) and steep rapids make a cataract |
| Antonyms: | languishing, leisurely, slack, slow |
| Main Entry: | speedy |
| Part of Speech: | adjective |
| Definition: | fast, quick |
| Synonyms: | accelerated, agile, alacritous, breakneck, brisk, expeditious, express, fleet, harefooted, hasty, headlong, hurried, immediate, lissome, lively, nimble, precipitate, prompt, quick-fire, rapid, rapid-fire, ready, snappy, summary, supersonic, swift, ultrasonic, winged |
| Antonyms: | delayed, halted, slowed, tardy |