| русский | rus-000 |
| оптимистичный | |
| العربية | arb-000 | متفائل |
| Universal Networking Language | art-253 | optimistic(icl>adj,ant>pessimistic) |
| asturianu | ast-000 | optimista |
| беларуская | bel-000 | аптымістычны |
| català | cat-000 | optimista |
| čeština | ces-000 | optimistický |
| 普通话 | cmn-000 | 乐观 |
| 普通话 | cmn-000 | 开朗 |
| 普通话 | cmn-000 | 豁达 |
| 國語 | cmn-001 | 樂觀 |
| 國語 | cmn-001 | 豁達 |
| 國語 | cmn-001 | 開朗 |
| Hànyǔ | cmn-003 | huò da |
| Hànyǔ | cmn-003 | kāi lang |
| Hànyǔ | cmn-003 | lè guan |
| Deutsch | deu-000 | optimistisch |
| Deutsch | deu-000 | zukunftsfreudig |
| Deutsch | deu-000 | zukunftsfroh |
| eesti | ekk-000 | elurõõmus |
| eesti | ekk-000 | optimistlik |
| English | eng-000 | eupeptic |
| English | eng-000 | hopeful |
| English | eng-000 | optimistic |
| English | eng-000 | optimistical |
| English | eng-000 | roseate |
| English | eng-000 | sanguine |
| Esperanto | epo-000 | optimisma |
| euskara | eus-000 | baikor |
| euskara | eus-000 | optimista |
| suomi | fin-000 | optimistinen |
| suomi | fin-000 | toiveikas |
| suomi | fin-000 | valoisa |
| français | fra-000 | lumineux |
| français | fra-000 | optimiste |
| galego | glg-000 | optimista |
| hrvatski | hrv-000 | optimističan |
| hrvatski | hrv-000 | optimìstičan |
| magyar | hun-000 | optimista |
| Ido | ido-000 | lumoza |
| íslenska | isl-000 | bjartsýnn |
| italiano | ita-000 | confidente |
| italiano | ita-000 | ottimista |
| italiano | ita-000 | ottimistico |
| 日本語 | jpn-000 | 楽観的な |
| 한국어 | kor-000 | 낙천주의의 |
| 한국어 | kor-000 | 밝다 |
| lietuvių | lit-000 | optimistiškas |
| latviešu | lvs-000 | optimistisks |
| Nederlands | nld-000 | optimistisch |
| nynorsk | nno-000 | sangvinsk |
| bokmål | nob-000 | optimistisk |
| bokmål | nob-000 | sangvinsk |
| occitan | oci-000 | optimista |
| polski | pol-000 | optymistyczny |
| português | por-000 | optimista |
| português | por-000 | otimista |
| română | ron-000 | optimist |
| русский | rus-000 | бодрый |
| русский | rus-000 | веселый |
| русский | rus-000 | жизнерадостный |
| русский | rus-000 | оптимистический |
| русский | rus-000 | радостный |
| русский | rus-000 | светлый |
| русский | rus-000 | счастливый |
| slovenčina | slk-000 | optimistický |
| español | spa-000 | optimista |
| svenska | swe-000 | förtröstansfull |
| svenska | swe-000 | hoppfull |
| svenska | swe-000 | optimistisk |
| svenska | swe-000 | sangvinisk |
| Kiswahili | swh-000 | -tumaini |
| Kiswahili | swh-000 | -tumainifu |
| ภาษาไทย | tha-000 | ซึ่งมองโลกในแง่ดี |
| ภาษาไทย | tha-000 | ซึ่งมองในแง่ดี |
| ภาษาไทย | tha-000 | เกี่ยวกับลัทธิเบิกบานใจ |
| Türkçe | tur-000 | iyimser |
| українська | ukr-000 | оптимістичний |
| Bahasa Malaysia | zsm-000 | optimistik |