Hirundo rustica, the most widespread species of swallow in the world; a distinctive passerine bird with blue upperparts, a long, deeply forked tail and curved, pointed wings, is found in Europe, Asia, Africa and the Americas.
A small plain-colored bird of the family Apodidae that resembles a swallow and is noted for its rapid flight.
Any of various fast-flying hesperiid butterflies.
A moth of the family Hepialidae, swift moth, ghost moth.
A light, collapsible reel used to hold a hank of yarn in order to wind off skeins or balls.
The main cylinder of a carding-machine.
Any of certain lizards of the genus Sceloporus.
Capable of moving at high speeds.
Fast; quick; rapid.