| Pronunciation | /zaɪ̯n/ |
|---|---|
| Hyphenation | sein |
| Part of speech | verb |
| Indicative mood | |
|---|---|
| Present tense | Past tense |
| (ich) bin | (ich) war |
| (du) bist | (du) warst |
| (er) ist | (er) war |
| (wir) sind | (wir) waren |
| (ihr) seid | (ihr) wart |
| (sie) sind | (sie) waren |
| Subjunctive mood | |
| Present tense | Past tense |
| (ich) sei | (ich) wäre |
| (du) seist | (du) wärest |
| (er) sei | (er) wäre |
| (wir) seien | (wir) wären |
| (ihr) seiet | (ihr) wäret |
| (sie) seien | (sie) wären |
| Imperative mood | |
| (du) sei | |
| (ihr) seid | |
| seien Sie | |
| Participles | |
| Present participle | Past participle |
| seind | (sein) gewesen |
| Afrikaans | wees |
|---|---|
| Albanian | jam |
| Catalan | ésser; estar; haver‐hi; ser |
| Czech | býti; být |
| Danish | være |
| Dutch | wezen; zijn |
| English | be |
| English (Old English) | beon; wesan |
| Esperanto | esti |
| Faeroese | vera |
| Finnish | olla |
| French | être |
| Greek | είναι |
| Hungarian | lenni |
| Icelandic | vera |
| Jamaican Patois | a |
| Kabylian | ili (ⵉⵍⵉ) |
| Latin | esse |
| Low German | weasen |
| Luxemburgish | sinn |
| Norwegian | være |
| Papiamento | ta |
| Polish | być |
| Portuguese | achar‐se; estar; existir; ser |
| Romanian | fi |
| Russian | быть |
| Saterland Frisian | wäide; weze |
| Scots | be |
| Spanish | ser; estar |
| Sranan | na; a; de |
| Swahili | ‐wa |
| Swedish | vara |
| Thai | เป็น; ใช่; คือ |
| Turkish | olmak |
| Welsh | bod |
| West Frisian | wêze |
| Yiddish | זײַן |