| Part of speech | unknown part of speech |
|---|
| Singular | Plural | |
|---|---|---|
| Nominative | kontramarko | kontramarkoj |
| Accusative | kontramarkon | kontramarkojn |
| Dutch | controlemerk |
|---|---|
| English | countermark; pass‐out ticket |
| Faeroese | eftirlitsmerki |
| German | Kontrollmarke; Kontrollkarte |
| Spanish | contramarca; contraseña |