| Term | Definition |
| pseudonym | a fake or assumed name |
| psyche | the human soul or spirit |
| peurile | childish; immature |
| pugilist | a boxer |
| pugnacious | eager to fight; quarrelsome |
| puissant | powerful; strong |
| pulchritude | beauty |
| pulmonary | pertaining to the lungs |
| pulverize | crush or grind into powder; totally destroy |
| pummel | to beat or thrash with the fists |
| pun | the use of words alike in sound but different in meaning |
| punctilious | very exact; precise |
| pundit | a learned man; an expert or authority |
| pungent | having a sharp taste or smell; severly critical or sarcastic |
| punitive | pertaining to punishment |
| puny | weak; inferior |
| purge | to cleanse; to purify |
| puritanical | strict; rigid; harsh |
| purloin | to steal |
| purport | to claim to be |