| Hauptrotor | rotor |
| Haupttäter | principal |
| Hauptrolle | main role |
| Hauptton | primary stress |
| Hauptader | mother lode |
| Hauptfigur | hero |
| Hauptprobe | dress rehearsal |
| Hauptsatz | independent clause main clause principal clause |
| Hauptsitz | headquarter |
| Hauptsponsor | sponsor |
| Hauptwort | noun substantive |
| Haustor | front door |
| Haupt- | capital |
| haupt- | main |
| Hauptachse | major axis |
| Hauptbeben | mainshock |
| Hauptfeld | peloton |
| Hauptfilm | feature film |
| Hauptgürtel | asteroid belt |
| Hauptprozessor | central processing unit |