| Singular | Plural | |
|---|---|---|
| Nominativ | commensus | commensus, commensuus |
| Genitiv | commensus | commensum, commensuum |
| Dativ | commensu, commensui | comensibus, commensibus, commensubus |
| Akkusativ | commensum | commensus, commensuus |
| Ablativ | commensu | comensibus, commensibus, commensubus |
| Vokativ | commensus | commensus, commensuus |
12 (27) Formen für „commensus“