Words that come from Proto-Indo-European -os

400 words across 8 languages descend from Proto-Indo-European -os — including create, creative, terror, humor, terrorism, terrorist, humour, creativity.

See the etymology of -os itself →

English (331)

French (30)

Latin (29)

Italian (5)

Middle French (2)

Asturian (1)

Catalan (1)

Dutch (1)