| 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: | 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: | instantly |
| Part of Speech: | adverb |
| Definition: | right now |
Synonyms: |
PDQ, at once, away, directly, double-time, first off, forthwith, immediately, in a flash, instantaneously, instanter, now, on a dime, pronto, right, right away, spontaneously, straight away, there and then, this minute, tout de suite, without delay |
| Notes: | simultaneously means happening or existing at the same time; instantaneously means done without any delay; instantly means done at once |
Antonyms: |
eventually, later |
| 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 |