| Main Entry: | |
| 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: | early |
| Part of Speech: | adverb |
| Definition: | sooner than expected |
| Synonyms: | a bit previous, ahead of time, anon, before long, beforehand, betimes, briefly, bright and early, directly, early bird, ere long, far ahead, immediately, in advance, in good time, in the bud, in time, on short notice, on the dot, oversoon, prematurely, presently, previous, promptly, pronto, proximately, quick, shortly, soon, too soon, unexpectedly, with time to spare |
| Antonyms: | later |
| Main Entry: | early |
| Part of Speech: | adverb |
| Definition: | immediately |
| Synonyms: | at once, betimes, directly, first, freshly, in a jiffy, in an instant, in no time, instantaneously, instantly, newly, presto, primitively, promptly, recently, right away, seasonably, soon, straightaway, summarily, thereon, thereupon, timely, without delay |
| Antonyms: | late |
| Main Entry: | fast |
| Part of Speech: | adverb |
| Definition: | speedily |
| Synonyms: | apace, chop-chop, expeditiously, flat-out, fleetly, full tilt, hastily, hurriedly, in a flash, in haste, in nothing flat, in short order, like a flash, like a shot, like greased lightning, like wildfire, posthaste, presto, promptly, pronto, quick, quickly, rapidly, soon, swift, swiftly |
| Antonyms: | slow, slowly |
| Main Entry: | hastily |
| Part of Speech: | adverb |
| Definition: | with great speed |
| Synonyms: | agilely, apace, carelessly, double-quick, expeditiously, fast, flat-out, heedlessly, hurriedly, impetuously, impulsively, lickety-split, nimbly, on spur of the moment, posthaste, precipitately, prematurely, promptly, quickly, rapidly, rashly, recklessly, speedily, straightaway, subito, suddenly, swiftly, thoughtlessly, too quickly, unpremeditatedly |
| Antonyms: | delayed, slowly |
| 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: | 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: | posthaste |
| Part of Speech: | adjective, adverb |
| Definition: | fast |
| Synonyms: | at once, breakneck, directly, double-quick, expeditious, flat-out, fleet, fleetly, full tilt, hastily, hasty, headlong, lickety-split, pell-mell, promptly, pronto, quick, quickly, rapid, rapidly, speedily, speedy, straightaway, swift, swiftly |
| Antonyms: | eventually, slow, slowly |