Words that come from Proto-Indo-European wekʷ-

400 words across 36 languages descend from Proto-Indo-European wekʷ- — including voice, weight, eight, ought, optical, epic, optic, aught.

See the etymology of wekʷ- itself →

English (225)

Italian (35)

Irish (19)

Latin (18)

Translingual (18)

Ancient Greek (11)

French (9)

Manx (9)

Sanskrit (7)

Esperanto (4)

Hungarian (4)

Middle French (3)

Proto-Indo-European (3)

Galician (3)

Russian (3)

Indonesian (3)

Japanese (2)

Central Franconian (2)

Sicilian (2)

Cia-Cia (2)

Danish (2)

Venetian (2)

Asturian (1)

Sindhi (1)

Urdu (1)

Turkish (1)

Basque (1)

Tatar (1)

Crimean Tatar (1)

Czech (1)

Middle Irish (1)

Proto-Celtic (1)

Greek (1)

Armenian (1)

Catalan (1)

Old Occitan (1)