Synonyms of swiftly in English:


See definition of swiftly


1‘he went swiftly through the house’


rapidly, quickly, fast, speedily, briskly, at high speed, at full tilt, like the wind, like lightning, at breakneck speed, as fast as one's legs can carry one, as swift as an arrow

informal double quick, nippily, like the clappers

literary apace



2‘the police reacted swiftly’


promptly, immediately, instantly, instantaneously, without delay, post-haste, in a flash, in a trice, in the wink of an eye, in an instant, in no time, in no time at all

readily, punctually, meteorically

suddenly, abruptly, unhesitatingly, hastily, hurriedly, precipitately, headlong

informal before you can say Jack Robinson, before you can say knife, like a shot, like greased lightning, at warp speed, p.d.q., p.d.q. pretty damn quick, lickety-split, in a jiff, in a jiffy, pronto, in less than no time


unhurriedly, in due course