Declinarea cuvântului „protoxid”
protoxid — substantiv
| Caz | Singular | Plural |
|---|---|---|
| nominativ-acuzativ | protoxid | protoxizi |
| genitiv-dativ | protoxidului | protoxizilor |
| vocativ | protoxidule | protoxizilor |
| articulat | protoxidul | protoxizii |
| Caz | Singular | Plural |
|---|---|---|
| nominativ-acuzativ | protoxid | protoxizi |
| genitiv-dativ | protoxidului | protoxizilor |
| vocativ | protoxidule | protoxizilor |
| articulat | protoxidul | protoxizii |