Domaći
| ozbiljan | earnest | |
| ozbiljan | grave | |
| ozbiljan | gravely | |
| ozbiljan | severe | |
| ozbiljan | serious | |
| ozbiljan | seriously | |
| ozbiljan | sincere | |
| ozbiljnije | gravest | |
| ozbiljno | gravely | |
| ozbiljno | seriously | |
| ozbiljnost | earnest | |
| ozbiljnost | earnestness | |
| ozbiljnost | gravity | |
| ozbiljnost | severity | |
| ozbiljnost | seriousness |
