fleetly Synonyms

swiftly at the double at speed at full tilt expeditiously in no time hurriedly meteorologically in short order chop-chop like a shot full tilt in a hurry in a little while without losing time very quickly at the speed of light with all speed ultrasonically snappily pronto on the double in nothing flat in haste like an arrow from a bow instantaneously swift instantly immediately hotfoot hastily FAST early double-quick briskly apace anon momentarily posthaste speedily soon shortly readily rapidly rapid quickly quick promptly presto abruptly