| Case | Singular | Plural |
|---|---|---|
| Nominative | architectus | architectī |
| Genitive | architectī | architectōrum |
| Dative | architectō | architectīs |
| Accusative | architectum | architectōs |
| Ablative | architectō | architectīs |
Examples from the PONS Dictionary (editorially verified)
- omnium architectus et machinator