| Language | Word for H2O | Language Family (Group) |
| English | |
| Dutch | |
| German | |
| Yiddish | |
| Danish | |
| Icelandic | |
| Faroese | |
| Norwegian | |
| Swedish | |
| Aromanian | |
| Catalan | |
| Corsican | |
| Emilian | |
| French | |
| Friulian | |
| Galician | |
| Italian | |
| Lombard | |
| Portuguese | |
| Romanian | |
| Romansh | |
| Sardinian | |
| Spanish | |
| Armenian | |
| Albanian | |
| Greek | |
| Latvian | |
| Lithuanian | |
| Czech | |
| Polish | |
| Slovak | |
| Bosnian | |
| | Language | Word for H2O | Language Family (Group) |
| Bulgarian | |
| Croatian | |
| Macedonian | |
| Serbian | |
| Slovenian | |
| Belarusian | |
| Russian | |
| Ukranian | |
| Breton | |
| Cornish | |
| Welsh | |
| Irish | |
| Scottish Gaelic | |
| Manx | |
| Romani | |
| Ossetian | |
| Estonian | |
| Erzya | |
| Finnish | |
| Ingrian | |
| Karelian | |
| Komi-Permyak | |
| Komi-Zyrian | |
| Sami (Inari) | |
| Sami (Northern) | |
| Mari (Meadow) | |
| Udmurt | |
| Hungarian | |
| Basque | |
| Georgian | |
| Kabardian (East Circassian) | |
| Adyghe (West Circassian) | |
| | Language | Word for H2O | Language Family (Group) |
| Abaza | |
| Abkhaz | |
| Chechen | |
| Ingush | |
| Avar | |
| Akhvakh | |
| Andi | |
| Bagvalal | |
| Botlikh | |
| Chamalal | |
| Godoberi | |
| Bezhta | |
| Lak | |
| Dargva | |
| Lezgian | |
| Aghul | |
| Archi | |
| Budukh | |
| Kalmyk | |
| Maltese | |
| Turkish | |
| Gagauz | |
| Azerbaijani | |
| Bashkir | |
| Karachay-Balkar | |
| Karaim | |
| Kazakh | |
| Kumyk | |
| Nogay | |
| Tatar | |
| Chuvash | |
|