| passive | lacking in energy or will |
| paucity | scarcity, lack of |
| pendantic | tending to show off learning |
| pensive | Seriously or deeply in thought |
| penchant | strong inclination, a liking. |
| perceptive | having the ability to perceive or understand |
| perfunctory | hasty and without attention to detail |
| peripheral | on or near an edge or constituting an outer boundary |
| perjury | false testimony while under oath |
| pernicious | extremely destructive |