| Protostern | protostar |
| Protestler | protester |
| prötteln | fettle |
| promoten | promote |
| prosten | toast |
| protestieren | protest |
| Poetaster | poetaster |
| polstern | bolster |
| Prompter | teleprompter |
| Protektion | patronage |
| Protoboard | breadboard |
| Protozoon | protozoan |
| Protzen | splurge |
| protzen | show off splurge |
| Provost | provost |
| Promotion | doctorate promotion promo |
| Pronomen | pronoun |
| Proportion | proportion |
| Proposition | proposition |
| Protein | protein |