| Term | Definition |
| propensity (n) | natural inclination |
| propound (v) | put forth for analysis |
| propriety (n) | fitness; correct conduct |
| prosaic (adj) | commonplace; dull |
| proselytize (v) | convert to a religion or belief |
| prostrate (v) | stretch out full on ground |
| protocol (n) | diplomatic etiquette |
| protract (v) | prolong |
| provident (adj) | displaying foresight; preparing for emergencies |
| provisional (adj) | temporary |
| provincial (adj) | pertaining to a province; limited |
| prude (adj) | excessively modest persons |
| prudent (adj) | cautious; careful |
| pugilist (n) | boxer |