| Part of speech | cardinal number |
|---|---|
| Hyphenation | sep·dek |
| ? | |
|---|---|
| Afrikaans | sewentig |
| Albanian | shtatëdhjetë |
| Catalan | setanta |
| Danish | halvfjerds; halvfjerdsindstyve |
| Dutch | zeventig |
| English | seventy |
| Finnish | seitsemänkymmentä |
| French | septante; soixante‐dix |
| German | siebzig |
| Greek | εβδομήντα |
| Hungarian | hetven |
| Icelandic | sjötíu |
| Italian | settanta |
| Jamaican Patois | sebmti |
| Latin | septuaginta |
| Luxemburgish | siwwenzeg |
| Norwegian | sytti |
| Papiamento | setenta |
| Polish | siedemdziesiąt |
| Portuguese | setenta |
| Saterland Frisian | soogentich |
| Sranan | seybitenti |
| Swahili | sabini |
| Swedish | sjutti; sjuttio |
| Thai | เจ็ดสิบ |
| West Frisian | santich |