| SgM | SgF | SgN | PlM | PlF | PlN | |
| Nom | ýtri | ýtri (rule) | ýtrit (rule) | ýtriir (rule) | ýtriar (rule) | ýtri (rule) |
| Acc | ýtrian (rule) | ýtria (rule) | ýtrit (rule) | ýtria (rule) | ýtriar (rule) | ýtri (rule) |
| Dat | ýtrium (rule) | ýtriri (rule) | ýtriu (rule) | ýtrium (rule) | ýtrium (rule) | ýtrium (rule) |
| Gen | ýtris (rule) | ýtrirar (rule) | ýtris (rule) | ýtrira (rule) | ýtrira (rule) | ýtrira (rule) |
| SgM | SgF | SgN | Pl | |
| Nom | ýtrii (rule) | ýtria (rule) | ýtria (rule) | ýtriu (rule) |
| Acc | ýtria (rule) | ýtriu (rule) | ýtria (rule) | ýtriu (rule) |
| Dat | ýtria (rule) | ýtriu (rule) | ýtria (rule) | ýtrium (rule) |
| Gen | ýtria (rule) | ýtriu (rule) | ýtria (rule) | ýtriu (rule) |
| Degree | |
| Comp | ýtriari (rule) |
| Sup | ýtriastr (rule) |