| Wirrkopf | airhead |
| Eierkopf | egghead |
| Oberkopf | scalp |
| Querkopf | maverick queer fellow |
| Hitzkopf | hothead quick-tempered |
| Dickkopf | mule European chub skipper |
| Wirken | legacy |
| wirken | work act operate take effect appear seem knit |
| Wirbelzopf | wake disturbance wake turbulence |
| Wirkstoff | active substance |
| Wirkung | effect impact |
| Wirren | disturbances riots |
| Wirrwarr | clutter |
| wirksam | effective efficacious |
| wirr | confused muddled tangled weird |
| Zirrhose | cirrhosis |
| Workout | workout |
| verkopft | heady |
| Überkopf- | overhead |
| Hinterkopf | occiput |