Synonyms of instantly in English:


See definition of instantly


1‘she fell asleep almost instantly’


immediately, at once, straight away, right away, instantaneously, suddenly, abruptly, all of a sudden, on the instant, at a stroke, forthwith, then and there, there and then, here and now, this/that, that very minute, this very minute, that instant, this instant

quickly, rapidly, swiftly, speedily, directly, without delay, promptly

in an instant, in a moment, in a second, in a split second, in a minute, in a trice, in a fraction of a second, in a flash, like a flash, quick as lightning, like a shot, in a wink, in the blink of an eye, in the twinkling of an eye, in no time, in less than no time, before you know it, on the double, at the speed of light, like an arrow from a bow

tout de suite

informal in a jiffy, pronto, before you can say Jack Robinson, double quick, in double quick time, like lightning, like greased lightning, toot sweet

Indian informal ekdam

archaic straightway, instanter, forthright


eventually, slowly