Words that come from Proto-Indo-European ḱlew-

400 words across 55 languages descend from Proto-Indo-European ḱlew- — including Louis, listen, listening, loud, Lewis, Louisiana, Louise, listener.

See the etymology of ḱlew- itself →

English (89)

Ancient Greek (46)

Czech (15)

Russian (15)

Polish (14)

Armenian (14)

Irish (13)

Latin (13)

French (12)

Italian (12)

Dutch (11)

Swedish (11)

Esperanto (10)

Icelandic (9)

Manx (8)

Hungarian (8)

Latvian (8)

Faroese (7)

Slovak (7)

Proto-Indo-European (6)

Macedonian (6)

Ukrainian (5)

Sanskrit (5)

Welsh (4)

Slovene (4)

Japanese (4)

Danish (3)

Greek (3)

Bulgarian (3)

Proto-Celtic (3)

Translingual (2)

Middle Dutch (2)

Luxembourgish (2)

Old Frisian (2)

Old High German (2)

Old Irish (2)

Old Swedish (2)

West Frisian (1)

Old East Slavic (1)

Norwegian (1)

Hawaiian (1)

Proto-Hellenic (1)

Pali (1)

Old Dutch (1)

Westrobothnian (1)

Kashubian (1)

Old Polish (1)

Afrikaans (1)

Turkish (1)

Lithuanian (1)

Proto-Italic (1)

Quechua (1)

Basque (1)

Georgian (1)

Middle Armenian (1)