| Part of speech | conjunction |
|---|
| Afrikaans | ingeval; indien; as |
|---|---|
| Catalan | si |
| Dutch | als; indien; ingeval; wanneer; zo |
| English | if |
| English (Old English) | gif |
| Esperanto | se |
| Faeroese | um; um so er at |
| Finnish | jos |
| French | à condition que; si |
| German | falls; insofern; wenn; wofern |
| Hungarian | ha |
| Italian | se |
| Jamaican Patois | if |
| Kabylian | lemmer |
| Latin | si |
| Low German | wän |
| Luxemburgish | wann |
| Papiamento | en caso cu; si |
| Polish | jeżeli; o ile |
| Portuguese | ão de; na suposição de; no caso de; se |
| Romanian | dacă |
| Russian | если |
| Saterland Frisian | fals; insofier; wan |
| Scottish Gaelic | ma; nan |
| Sranan | efi; efu |
| Swahili | ikiwa; kama |
| Swedish | om; såvida; såvitt |
| Thai | ถ้า |
| Turkish | eğer; ise |
| West Frisian | as; bywannear’t |
| Yiddish | טאָמער |