| 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: | 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: | hell-for-leather |
| Part of Speech: | adjective |
| Definition: | fast |
Synonyms: |
accelerated, active, agile, blue streak, breakneck, brisk, bunny, chop-chop, dashing, double-time, electric, expeditious, expeditive, flashing, fleet, fleeting, flying, hairtrigger, hasty, hot*, hurried, hypersonic, in a jiffy, in nothing flat, lick |