Words that come from Proto-Indo-European yek-

400 words across 64 languages descend from Proto-Indo-European yek- — including joy, joke, joyous, joyful, jewel, joking, joyfully, Jewel.

See the etymology of yek- itself →

English (96)

Italian (28)

French (27)

Spanish (24)

Latin (22)

Old French (18)

Esperanto (17)

Welsh (11)

Romanian (11)

German (10)

Portuguese (10)

Dutch (8)

Middle English (8)

Danish (6)

Middle French (6)

Norman (6)

Catalan (5)

Hungarian (5)

Luxembourgish (5)

Old Portuguese (5)

Middle Dutch (4)

Galician (4)

Serbo-Croatian (4)

Sicilian (3)

Russian (3)

Proto-Germanic (3)

Occitan (3)

Old Dutch (2)

Polish (2)

Icelandic (2)

Japanese (2)

Cornish (2)

Czech (2)

Tagalog (2)

Latvian (2)

Romansch (2)

Proto-Indo-European (2)

Vulgar Latin (2)

Old Occitan (1)

Slovene (1)

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Haitian Creole (1)

Norwegian Bokmål (1)

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Proto-Brythonic (1)

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Old High German (1)