| Present | |
| já | mrznu |
| ty | mrzneš |
| on/ona | mrzne |
| my | mrzneme |
| vy | mrznete |
| oni | mrznou |
| Past Participles | |
| masculine | mrzl, mrznul |
| feminine | mrzla, mrznula |
| neutral | mrzlo, mrznulo |
| plural (anim) | mrzli, mrznuli |
| plural (neut) | mrzla, mrznula |
| plural (other) | mrznuly, mrzly |
| Imperative | |
| ty | mrzni |
| my | mrzněme |
| vy | mrzněte |