| qualify | qualification |
| intend | intendion |
| respond | responsibility |
| adjust | adjustment |
| compare | comparison |
| exist | existence |
| demand | demand |
| develop | development |
| behave | behaviour |
| advise | advice |
| appear | appearance |
| know | knowledge |
| agree | agreement |
| assess | assessment |
| feel | feeling |
| involve | involvement |
| investigate | investigation |
| confuse | confusion |
| prefer | preference |
| approve | approval |
| friend | friendship |
| vary | various |
| expect | expectations |
| prepare | preparation |
| depend | independed |
| behave | behaviour |
| welcome | welcoming |
| enjoy | enjoyment |
| act | activities |
| assist | assistance |
| measure | measurement |
| able | beable |
