| Interlingue | ile-000 |
| seriosi | |
| English | eng-000 | demure |
| English | eng-000 | in earnest |
| English | eng-000 | serious |
| English | eng-000 | staid |
| Interlingue | ile-000 | desfrivol |
| Interlingue | ile-000 | grav |
| Interlingue | ile-000 | modest |
| Interlingue | ile-000 | prud |
| Interlingue | ile-000 | sobri |
| русский | rus-000 | серьёзный |