出典:Wiktionary
From exarchus (“exarch”) + -ātus (abstract noun).
Fourth declension.
| Case | Singular | Plural |
|---|---|---|
| nominative | exarchātus | exarchātūs |
| genitive | exarchātūs | exarchātuum |
| dative | exarchātuī | exarchātibus |
| accusative | exarchātum | exarchātūs |
| ablative | exarchātū | exarchātibus |
| vocative | exarchātus | exarchātūs |