[swift] adj [ME, fr. OE; akin to OE swifan to revolve--more at swivel] (bef. 12c) 1: moving or capable of moving with great speed
2: occurring suddenly or within a very short time
3: quick to respond: ready syn see fast
[2]swift adv (14c): swiftly "swift-flowing" [3]swift n (15c) 1: any of several lizards (esp. of the genus Sceloporus) that run swiftly
2: a reel for winding yarn or thread
3: any of numerous small plainly colored birds (family Apodidae) that are related to the hummingbirds but superficially much resemble swallows