| Part of speech | common noun |
|---|---|
| Hyphenation | per·fid·ul·o |
| Singular | Plural | |
|---|---|---|
| Nominative | perfidulo | perfiduloj |
| Accusative | perfidulon | perfidulojn |
| Dutch | loenenaar; valsaard; verrader |
|---|---|
| English | traitor; turncoat |
| French | traître |
| German | Verräter |
| Papiamento | traidó; traidor |
| Swedish | förrädare |