| беларуская | bel-000 |
| сурʼёзны | |
| العربية | arb-000 | جاد |
| العربية | arb-000 | جدي |
| беларуская | bel-000 | важны |
| беларуская | bel-000 | варты ўвагі |
| беларуская | bel-000 | значны |
| беларуская | bel-000 | салідны |
| беларуская | bel-000 | істотны |
| čeština | ces-000 | důležitý |
| čeština | ces-000 | vážný |
| dansk | dan-000 | seriøs |
| Deutsch | deu-000 | ernsthaft |
| Deutsch | deu-000 | seriös |
| English | eng-000 | important |
| English | eng-000 | serious |
| Esperanto | epo-000 | grava |
| Esperanto | epo-000 | serioza |
| Esperanto | epo-000 | solida |
| euskara | eus-000 | serio |
| français | fra-000 | grave |
| français | fra-000 | gros |
| français | fra-000 | important |
| français | fra-000 | marquant |
| français | fra-000 | solide |
| français | fra-000 | sérieux |
| galego | glg-000 | formal |
| hiMxI | hin-004 | wawpara |
| magyar | hun-000 | fontos |
| magyar | hun-000 | józan |
| magyar | hun-000 | komoly |
| magyar | hun-000 | súlyos |
| italiano | ita-000 | serio |
| Nederlands | nld-000 | aanzienlijk |
| Nederlands | nld-000 | belangrijk |
| Nederlands | nld-000 | bona fide |
| Nederlands | nld-000 | ernstig |
| Nederlands | nld-000 | gewichtig |
| Nederlands | nld-000 | serieus |
| Nederlands | nld-000 | stemmig |
| Nederlands | nld-000 | stevig |
| Nederlands | nld-000 | vast |
| português | por-000 | grave |
| português | por-000 | importante |
| português | por-000 | sisudo |
| português | por-000 | sério |
| română | ron-000 | serios |
| русский | rus-000 | важный |
| русский | rus-000 | значительный |
| русский | rus-000 | серьёзный |
| русский | rus-000 | солидный |
| русский | rus-000 | существенный |
| español | spa-000 | importante |
| español | spa-000 | serio |
| svenska | swe-000 | seriös |
| svenska | swe-000 | viktig |