| Case | Singular | Plural |
|---|---|---|
| nom | zlosyn | zlosynové, zlosyni |
| gen | zlosyna | zlosynů |
| dat | zlosynovi, zlosynu |
zlosynům |
| acc | zlosyna | zlosyny |
| voc | zlosyne | zlosynové, zlosyni |
| loc | zlosynovi, zlosynu |
zlosynech |
| instr | zlosynem | zlosyny |