| Pronunciation | /si/ |
|---|---|
| Part of speech | conjunction |
| Hyphenation | si |
| Afrikaans | of |
|---|---|
| Catalan | si |
| Czech | jestli; zdali; zda |
| Dutch | of |
| English | if |
| Esperanto | ĉu |
| German | ob |
| Kabylian | ma (ⵎⴰ) |
| Low German | ov |
| Norwegian | dersom |
| Polish | czy |
| Saterland Frisian | of |
| Scots | wedder |
| Spanish | si |
| Ukrainian | чи |
| West Frisian | oft |
| Yiddish | אױב |