| Part of speech | cardinal number |
|---|---|
| Hyphenation | tag·tig |
| Albanian | tetëdhjetë |
|---|---|
| Catalan | vuitanta |
| Czech | osmdesát |
| Danish | firs |
| Dutch | tachtig |
| English | eighty |
| Esperanto | okdek |
| Finnish | kahdeksankymmentä |
| French | quatre‐vingts |
| German | achtzig |
| Greek | ογδόντα |
| Hungarian | nyolcvan |
| Icelandic | áttatíu |
| Italian | ottanta |
| Jamaican Patois | ieti |
| Latin | octoginta |
| Low German | tachetig |
| Luxemburgish | achtzeg |
| Norwegian | åtti |
| Papiamento | ochenta |
| Polish | osiemdziesiąt |
| Portuguese | oitenta |
| Saterland Frisian | tachentich |
| Spanish | ochenta |
| Sranan | aytitenti |
| Swahili | themanini |
| Swedish | åtti; åttio |
| Tagalog | walumpû |
| Thai | แปดสิบ |
| West Frisian | tachtich |