| Rotfeder | rudd |
| Hutfeder | plume |
| Rotarier | Rotarian |
| Roter | red |
| Rotwerden | flush |
| rotsehen | see red |
| Rotunde | rotunda |
| rotieren | rotate revolve gyrate go like crazy |
| Seefeder | sea pen |
| 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 |
| Saufeder | boar spear |
| Katheder | lectern |
| Polyeder | polyhedron |
| Reeder | shipowner |
| entweder | either |
| Retarder | retarder |
| Protzerei | splurge |
| Rot sehen | see red |
| Rotauge | roach |
| Rote | red |
| Röte | redness red |