Words that come from Proto-Indo-European ruk-

147 words across 49 languages descend from Proto-Indo-European ruk- — including rocket, frock, ratchet, skyrocket, rocketry, rocketship, unfrock, defrock.

See the etymology of ruk- itself →

English (36)

German (19)

Dutch (9)

French (7)

Italian (6)

Icelandic (4)

Finnish (4)

Luxembourgish (3)

Faroese (3)

Norwegian Nynorsk (3)

Proto-Germanic (3)

Old High German (2)

Swedish (2)

Middle Dutch (2)

Old Dutch (2)

Gothic (2)

Polish (2)

Hungarian (2)

Middle French (2)

Old French (2)

Middle English (2)

Proto-Indo-European (2)

Middle Low German (2)

Japanese (1)

Crimean Tatar (1)

Fiji Hindi (1)

Westrobothnian (1)

Old Swedish (1)

Turkish (1)

Russian (1)

Armenian (1)

Old Frisian (1)

Yiddish (1)

Korean (1)

Norwegian Bokmål (1)

Old Norse (1)

Swahili (1)

Pennsylvania German (1)

Hindi (1)

Old Saxon (1)

Saterland Frisian (1)

Galician (1)

Portuguese (1)

Norman (1)

Romanian (1)

Spanish (1)

Frankish (1)

Middle High German (1)

Proto-Finnic (1)