| singular | plural | |
|---|---|---|
| Nominative | лещ | лещи |
| Genitive | леща | лещей |
| Dative | лещу | лещам |
| Accusative | леща | лещей |
| Instrumental | лещом | лещами |
| Prepositional | леще | лещах |
| singular | plural | |
|---|---|---|
| Nominative | лещ | лещи |
| Genitive | леща | лещей |
| Dative | лещу | лещам |
| Accusative | леща | лещей |
| Instrumental | лещом | лещами |
| Prepositional | леще | лещах |