| Part of speech | adverb |
|---|
| Afrikaans | ooit |
|---|---|
| Catalan | algun dia; alguna vegada; en algun temps; un cop; una vegada |
| Danish | nogensinde |
| Dutch | eenmaal; ooit; weleens; nog eens |
| English | ever |
| English (Old English) | a |
| Esperanto | iam; iutempe |
| Faeroese | einaferð; onkuntíð |
| Finnish | jolloinkin |
| French | jadis; un jour |
| German | ehemals; einmal; einst; einstens; einstmals; irgendwann; je; jemals; irgendeinmal; früher |
| Low German | wal es; es |
| Polish | kiedyś |
| Portuguese | outrora; uma vez; um dia |
| Saterland Frisian | insen; eenmoal; moal; jee; jeemoals |
| Scots | iver |
| Spanish | en algún tiempo; una vez |
| Swedish | någonsin |
| Thai | วันหน้า |