Words that come from Proto-Indo-European “eḱs”

400 words across 23 languages descend from Proto-Indo-European eḱs — including sure, sum, ensure, superior, survey, surely, surrounding, survival.

See the etymology of eḱs itself →

English (265)

Latin (41)

French (25)

Italian (17)

Czech (13)

Catalan (7)

Middle French (5)

Galician (5)

Polish (4)

Russian (3)

Esperanto (3)

Asturian (1)

Chavacano (1)

Fala (1)

Hiligaynon (1)

Tagalog (1)

Icelandic (1)

Tatar (1)

Old Spanish (1)

Cebuano (1)

Ingrian (1)

Japanese (1)

Slovene (1)