| fluffig | fluffy |
| flüssig | liquid fluent |
| luftig | airy aerial filmy |
| fuffzig | fifty |
| knuffig | cuddly |
| muffig | mouldy |
| süffig | light and sweet palatable |
| Fluorid | fluoride |
| Fluorit | fluorite |
| flugfähig | airworthy |
| Flug | flight |
| Fluid | fluid |
| Flummi | bouncy ball |
| flüchtig | ephemeral |
| schluffig | silty |
| Bluff | bluff |
| bluffen | bluff |
| Muffin | muffin |
| Suffix | suffix affix postfix |
| pfiffig | nifty smart |