| Case | Singular | Plural |
|---|---|---|
| nom | idiot | idioti, idiotové |
| gen | idiota | idiotů |
| dat | idiotovi, idiotu |
idiotům |
| acc | idiota | idioty |
| voc | idiote | idioti, idiotové |
| loc | idiotovi, idiotu |
idiotech |
| instr | idiotem | idioty |