| svenska | swe-000 |
| optimist | |
| беларуская | bel-000 | аптыміст |
| català | cat-000 | optimista |
| čeština | ces-000 | optimista |
| Deutsch | deu-000 | Optimist |
| Deutsch | deu-000 | Optimistin |
| Deutsch | deu-000 | optimistisch |
| ελληνικά | ell-000 | αισιόδοξος |
| English | eng-000 | optimist |
| English | eng-000 | optimistic |
| Esperanto | epo-000 | optimisto |
| euskara | eus-000 | baikor |
| euskara | eus-000 | optimista |
| suomi | fin-000 | optimisti |
| suomi | fin-000 | optimistijolla |
| suomi | fin-000 | optimistinen |
| français | fra-000 | optimiste |
| Gaeilge | gle-000 | soirbhíoch |
| galego | glg-000 | optimista |
| Srpskohrvatski | hbs-001 | optìmist |
| עברית | heb-000 | אופטימי |
| עברית | heb-000 | אופטימיסט |
| hrvatski | hrv-000 | optimist |
| hrvatski | hrv-000 | optimista |
| hrvatski | hrv-000 | optìmist |
| hrvatski | hrv-000 | vedar čovjek |
| magyar | hun-000 | optimista |
| արևելահայերեն | hye-000 | լավատես |
| արևելահայերեն | hye-000 | օպտիմիստ |
| bahasa Indonesia | ind-000 | optimis |
| íslenska | isl-000 | bjartsýnismaður |
| italiano | ita-000 | ottimista |
| italiano | ita-000 | ottimistico |
| 日本語 | jpn-000 | オプチミスト |
| 日本語 | jpn-000 | 楽天主義者 |
| 日本語 | jpn-000 | 楽天家 |
| 日本語 | jpn-000 | 楽観主義者 |
| lietuvių | lit-000 | optimistas |
| македонски | mkd-000 | оптимист |
| Nederlands | nld-000 | optimist |
| Nederlands | nld-000 | optimiste |
| Nederlands | nld-000 | optimistisch |
| nynorsk | nno-000 | optimist |
| bokmål | nob-000 | optimist |
| polski | pol-000 | optymista |
| polski | pol-000 | optymistka |
| polski | pol-000 | optymistyczny |
| português | por-000 | o(p)timista |
| português | por-000 | optimista |
| português | por-000 | otimista |
| русский | rus-000 | оптими́ст |
| русский | rus-000 | оптими́стка |
| русский | rus-000 | оптимист |
| русский | rus-000 | оптимистка |
| slovenčina | slk-000 | optimista |
| slovenščina | slv-000 | optimist |
| español | spa-000 | optimista |
| shqip | sqi-000 | optimist |
| ภาษาไทย | tha-000 | คนมองโลกในแง่ดี |
| ภาษาไทย | tha-000 | ผู้มองโลกในแง่ดี |
| ภาษาไทย | tha-000 | ผู้มองในแง่ดี |
| Türkçe | tur-000 | iyimser |
| Türkçe | tur-000 | nikbin |
| Türkçe | tur-000 | optimist |
| українська | ukr-000 | оптиміст |
| українська | ukr-000 | оптимістка |
| Volapük | vol-000 | frediman |
| Volapük | vol-000 | hifrediman |
| Volapük | vol-000 | jifrediman |
| Bahasa Malaysia | zsm-000 | optimis |
| Bahasa Malaysia | zsm-000 | optimistik |