| Antwoord | Aantal letters |
|---|---|
| OMER | 4 letters |
| OMES | 4 letters |
| OMOE | 4 letters |
| OMRI | 4 letters |
| OMSK | 4 letters |
| OMZI | 4 letters |
| ONAF | 4 letters |
| ONAN | 4 letters |
| ONCE | 4 letters |
| ONDE | 4 letters |
| ONEE | 4 letters |
| ONLY | 4 letters |
| ONNA | 4 letters |
| ONNE | 4 letters |
| ONNO | 4 letters |
| ONON | 4 letters |
| ONTIJ | 4 letters |
| ONTY | 4 letters |
| ONUS | 4 letters |
| ONVR | 4 letters |
| ONYX | 4 letters |
| ONZE | 4 letters |
| OOFT | 4 letters |
| OOGT | 4 letters |
| OOIT | 4 letters |
| OOLE | 4 letters |
| OOMS | 4 letters |
| OORD | 4 letters |
| OORT | 4 letters |
| OOST | 4 letters |
| OPAS | 4 letters |
| OPDE | 4 letters |
| OPEC | 4 letters |
| OPEL | 4 letters |
| OPEN | 4 letters |
| OPIS | 4 letters |
| OPJA | 4 letters |
| OPLO | 4 letters |
| OPOE | 4 letters |
| OPPA | 4 letters |
| OPRIJ | 4 letters |
| OPRY | 4 letters |
| OPST | 4 letters |
| OPTA | 4 letters |
| OPUS | 4 letters |
| OPZIJ | 4 letters |
| OPZY | 4 letters |
| ORAL | 4 letters |
| ORAN | 4 letters |
| ORBI | 4 letters |