Synonyms of quickly in English:

quickly


See definition of quickly

adverb

1‘he began to walk quickly’

SYNONYMS

fast, swiftly, rapidly, speedily, at high speed, with all speed, at speed, at full speed, at the speed of light, at full tilt, as fast as one's legs can carry one, at a gallop, briskly, at the double, post-haste, with all possible haste, like a whirlwind, like an arrow from a bow, at breakneck speed, expeditiously, madly, hotfoot, with dispatch

informal double quick, in double quick time, nippily, like lightning, like greased lightning, hell for leather, at warp speed, like mad, like crazy, like blazes, like the wind, like a bomb, like nobody's business, like a scalded cat, like the deuce, a mile a minute, like a bat out of hell, like a bullet out of a gun

British informal like the clappers, at a rate of knots, like billy-o

North American informal lickety-split

literary apace

ANTONYMS

slowly

2‘sensing her discomfort, he quickly went on’

SYNONYMS

immediately, directly, at once, now, straight away, right away, instantly, forthwith, as soon as possible, shortly, without delay, without further ado, without more ado, instantaneously, expeditiously, suddenly, abruptly

soon, soon after, promptly, early

North American momentarily

informal like a shot, pronto, before you can say Jack Robinson, before the ink is dry on the page, before you can say knife, straight off

archaic straight, instanter

3‘he calmed the animal and quickly inspected it’

SYNONYMS

briefly, fleetingly, briskly

hastily, in haste, precipitately, hurriedly, in a hurry, cursorily, perfunctorily, superficially, desultorily