| Subject |
|---|
| obchodní centrum [1] |
| object [1] |
| objects [1] |
| objekt [1] |
| objekty [1] |
| obojživelné vozidlo [1] |
| obuv [1] |
| odpočinek [1] |
| odznak [1] |
| ohýbaná překližka [1] |
| ohýbání [1] |
| oil lamp [1] |
| old age [1] |
| old people home [1] |
| one impression [1] |
| open-air cinema [1] |
| optical fibers [1] |
| optická vlákna [1] |
| originalita [1] |
| originality [1] |