| Term | Definition |
| prerogative | A special right or privilege that belongs to a person or group by virtue of rank, position, or the like. |
| probity | Unquestionable honesty or uprightness. |
| procrastinate | To delay action |
| prodigious | Extraordinary in size or or extent; marvelous. |
| proliferate | To increase rapidly in size or abundance. |
| promulgate | To announce officially, as a law or decree. |
| propensity | A natural tendency or inclination. |
| propitiate | To appease or pacify. |
| protracted | Extended or prolonged excessively. |
| prowess | Superior courage, ability, or skill. |
| pseudonym | A fictitious name assumed by an author. |
| purge | To cleanse or purify, especially to rid a group of undesirable elements. A medicine that cleanses; the elimination of undesirable elements from a group. |
| pusillanimous | Contemptibly cowardly or mean-spirited. |
| quell | To bring to an end, usually by force; to quiet or pacify. |
| quixotic | High-minded but impractical. |