n. 25B6; adjective
a quick worker : FAST, swift, rapid, speedy, high-speed, expeditious, brisk, smart; lightning, whirlwind, fast-track, breakneck, whistle-stop; informal nippy, zippy; poetic/literary fleet.
she took a quick look : HASTY, hurried, cursory, perfunctory, desultory, superficial, summary; brief, short, fleeting, transient, transitory, short-lived, lightning, momentary.
a quick end to the recession : SUDDEN, instantaneous, immediate, instant, abrupt, precipitate.
she isn't as quick as the others : INTELLIGENT, bright, clever, gifted, able, astute, quick-witted, sharp-witted, smart; observant, alert, sharp, perceptive; informal brainy, on the ball, quick on the uptake.
slow, long.