| Modallogik | Nominativ, Singular | nominative case, singular | |
| Modallogike | Genitiv, Singular | genitive case, singular | |
| Modallogiken | Dativ, Singular | dative case, singular | |
| Modallogik(e)s | Akkusativ, Singular | accusative case, singular | |
| Modallogiker | Nominativ, Plural | nominative case, plural | |
| Modallogikern | Genitiv, Plural | genitive case, plural | |
| Modallogikn | Dativ, Plural | dative case, plural |