| Esperanto | epo-000 |
| pesimistino | |
| català | cat-000 | pessimista |
| čeština | ces-000 | pesimista |
| Cymraeg | cym-000 | pesimist |
| Deutsch | deu-000 | Pessimist |
| Deutsch | deu-000 | Pessimistin |
| ελληνικά | ell-000 | απαισιόδοξος |
| English | eng-000 | pessimist |
| Esperanto | epo-000 | pesimisto |
| suomi | fin-000 | pessimisti |
| français | fra-000 | pessimiste |
| Srpskohrvatski | hbs-001 | pesìmist |
| Nederlands | nld-000 | doemdenker |
| Nederlands | nld-000 | pessimist |
| Nederlands | nld-000 | zwartdenker |
| nynorsk | nno-000 | pessimist |
| bokmål | nob-000 | pessimist |
| polski | pol-000 | pesymista |
| polski | pol-000 | pesymistka |
| português | por-000 | pessimista |
| русский | rus-000 | пессими́ст |
| русский | rus-000 | пессими́стка |
| español | spa-000 | pesimista |
| svenska | swe-000 | pessimist |
| Türkçe | tur-000 | bedbin |
| Türkçe | tur-000 | karamsar |
| Türkçe | tur-000 | kötümser |
| Türkçe | tur-000 | pesimist |
| Volapük | vol-000 | badiman |
| Volapük | vol-000 | hibadiman |
| Volapük | vol-000 | jibadiman |