| Main Entry: | on the double |
| Part of Speech: | adverb |
| Definition: | very quickly |
Synonyms: |
chop chop, chop-chop, double-time, expeditiously, fast, flat-out, fleetly, full tilt, hastily, hurried, hurriedly, in a flash, in double time, in haste, in high gear, lickety-split, lickety-split, like a shot, like greased lightning, like wildfire, promptly, pronto, quick, quickly, rapidly, snappily, speedily, swift, swiftly |
| 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: | hasty |
| Part of Speech: | adjective |
| Definition: | speedy; without much thought |
Synonyms: |
PDQ, abrupt, agile, brash, breakneck, brief, brisk, careless, chop-chop, cursory, eager, expeditious, fast, fiery, fleet, fleeting, foolhardy, harefooted, headlong, heedless, hurried, ill-advised, impatient, impetuous, impulsive, incautious, inconsiderate, madcap, on the double, passing, perfunctory, precipitate, prompt, pronto, quick, quickened, quickie, rapid, rash, reckless, rushed, short, slambang, slapdash, snappy, sudden, superficial, swift, thoughtless, urgent |
Antonyms: |
delayed, lazy, lingering, loitering, slow |
| Main Entry: | immediately |
| Part of Speech: | adverb |
| Definition: | at once, right away |
Synonyms: |
PDQ, anon, at short notice, away, directly, double-time, forthwith, hereupon, in a New York minute, in a flash, in a jiffy, in nothing flat, instantaneously, instanter, instantly, like now, now, now or never, on the dot, on the double, on the spot, promptly, pronto, rapidly, right now, shortly, soon, soon afterward, straight away, straight off, summarily, thereupon, this instant, this minute, tout de suite, unhesitatingly, urgently, without delay, without hesitation |
Antonyms: |
eventually, later, never |
| Main Entry: | now |
| Part of Speech: | adverb |
| Definition: | presently |
Synonyms: |
PDQ, any more, at once, at the moment, at this moment, at this time, away, directly, first off, forthwith, here and now, immediately, in a minute, in a moment, in nothing flat, instanter, instantly, just now, like now, momentarily, nowadays, on the double, promptly, pronto, right away, right now, soon, straightaway, these days, this day, today |
Antonyms: |
future, later, past |
| Main Entry: | promptly |
| Part of Speech: | adverb |
| Definition: | immediately |
Synonyms: |
PDQ, at once, directly, expeditiously, fast, flat-out, fleetly, hastily, in nothing flat, instantly, lickety-split, like a shot, now, on the dot, on the double, on time, posthaste, pronto, punctually, quickly, rapidly, right away, sharp, speedily, straightaway, swiftly, unhesitatingly |
Antonyms: |
late, negligently |
| 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: | swift |
| Part of Speech: | adjective |
| Definition: | very fast |
Synonyms: |
abrupt, alacritous, barrelling, breakneck, cracking, double-quick, expeditious, express, fleet, fleet-footed, flying, hasty, headlong, hurried, in nothing flat, like crazy, like mad, nimble, on the double, precipitate, prompt, pronto, quick, rapid, ready, screaming, shaking a leg, short, short-lived, snappy, spanking, speedball, speedy, sudden, supersonic, unexpected, winged |
Antonyms: |
delayed, slow, sluggish |