| Part of speech | adverb |
|---|---|
| Hyphenation | cert·e |
| Afrikaans | sekerlik; seker |
|---|---|
| Albanian | afërmënç |
| Catalan | certament |
| Danish | nok |
| Dutch | bepaald; beslist; geheid; jawel; stellig; vast; wel degelijk; zeker; zekerlijk; met zekerheid |
| English | certainly; assuredly; surely |
| English (Old English) | witodlice |
| Faeroese | ivaleyst; vissuliga |
| French | assurément; certainement; sûrement |
| German | allerdings; bestimmt; freilich; gewiß; sicher; sicherlich; wohl; durchaus |
| Italian | certamente |
| Latin | certe; certim; certo |
| Low German | bepåld |
| Luxemburgish | sécher |
| Portuguese | certamente; na verdade |
| Romanian | desigur |
| Scottish Gaelic | gu dearbh |
| Spanish | ciertamente; por cierto |
| West Frisian | wis |
| Yiddish | זיכער |