| Okular | eyepiece ocular |
| okular | ocular |
| Kulak | kulak |
| säkular | secular |
| Adular | adularia |
| modular | modular |
| populär | popular |
| Skalar | scalar angelfish |
| skalar | scalar |
| klar | clear lucid obvious ready of course |
| Okulist | ophthalmologist |
| binokular | binocular |
| monokular | monocular |
| Kult- | cult |
| Okkult | occult |
| okkult | occult |
| Zirkular | circular letter |
| orbikular | orbicular |
| Kulanz | ex gratia fair dealing obligingness |
| Kuli | ballpoint pen biro coolie |