swift

adjective

Moving or happening with great speed; quick to act or react.

"The swift current carried the boat."

noun

A small, fast-flying migratory bird with long, narrow wings.

"Swifts nest under the eaves."

Thesaurus

Synonyms: blue-belly, Sceloporus occidentalis, western fence lizard, Gustavus Franklin Swift, fast, fleet, Jonathan Swift, Dean Swift