| Feder | feather plume quill crest quill feather nib pen dip pen fountain pen spring tongue back boar bristle big game bone scut spear boar spear hairy canary |
| federn | feather cushion spring |
| federnd | resilient |
| Federung | suspension |
| Federzug | brace |
| Federgras | feathergrass |
| Federkiel | quill |
| Federwerk | clockwork |
| Federball | Battledore and shuttlecock shuttlecock |
| Federbett | eiderdown |
| Federflur | feather track pteryla |
| Federwild | wing game winged game |
| Meder | Mede |
| -eder | -hedron |
| Keder | edge grommet grommet edging profiled joint weather strip weatherstrip |
| Leder | leather |
| Zeder | cedar |
| jeder | every each everybody everyone |
| weder | neither |
| Fender | fender |