| Singular | Plural | |
|---|---|---|
| Nominativ | commensalis | commensalis, commensales |
| Genitiv | commensalis | commensalium, commensalum |
| Dativ | commensale, commensali | commensalibus |
| Akkusativ | commensalim, commensalem | commensalis, commensaleis, commensales |
| Ablativ | commensale, commensali | commensalibus |
| Vokativ | commensalis | commensales |