Words that come from Proto-Indo-European (s)weyp-

15 words across 4 languages descend from Proto-Indo-European (s)weyp- — including swift, swiftness, swiftlet, swiftfoot, swiftie, ultraswift, swift-handed, swift-handedness.

See the etymology of (s)weyp- itself →

English (9)

Middle English (3)

Old English (2)

Proto-Germanic (1)