| Radklopfer | wheeltapper |
| Klopfer | door knocker carpet beater |
| Türklopfer | knocker door knocker rapper |
| anklopfen | knock approach touch |
| Trankopfer | libation |
| Radkappe | hubcap |
| Radlader | loader |
| Radlager | wheel bearing |
| Radler | cyclist shandy |
| Klopfen | knock |
| klopfen | knock beat tap thump |
| Ganzopfer | holocaust |
| Brandopfer | holocaust burned |
| Modeopfer | fashion victim |
| Todesopfer | casualty |
| abknöpfen | filch |
| Rückläufer | returns |
| Radierer | eraser |
| Radikaler | radical |
| Radiologe | radiologist |