- proffer: To offer to another for acceptance.
- proficiency: An advanced state of acquirement, as in some knowledge, art, or science.
- proficient: Possessing ample and ready knowledge or of skill in any art, science, or industry.
- profile: An outline or contour.
- profiteer: One who profits.
- profligacy: Shameless viciousness.
- profligate: Abandoned to vice.
- profuse: Produced or displayed in overabundance.
- progeny: Offspring.
- progression: A moving forward or proceeding in course.
- prohibition: A decree or an order forbidding something.
- prohibitionist: One who favors the prohibition by law of the manufacture and sale of alcoholic beverages.
- prohibitory: Involving or equivalent to prohibition, especially of the sale of alcoholic beverages.
- projection: A prominence.
- proletarian: A person of the lowest or poorest class.
- prolific: Producing offspring or fruit.
- prolix: Verbose.
- prologue: A prefatory statement or explanation to a poem, discourse, or performance.
- prolong: To extend in time or duration.
- promenade: To walk for amusement or exercise.
- prominence: The quality of being noticeable or distinguished.
- prominent: Conspicuous in position, character, or importance.
- promiscuous: Brought together without order, distinction, or design (for sex).
- promissory: Expressing an engagement to pay.
- promontory: A high point of land extending outward from the coastline into the sea.
- promoter: A furtherer, forwarder, or encourager.
- promulgate: To proclaim.
- propaganda: Any institution or systematic scheme for propagating a doctrine or system.
- propagate: To spread abroad or from person to person.
- propel: To drive or urge forward.
- propellant: Propelling.
- propeller: One who or that which propels.
- prophecy: Any prediction or foretelling.
- prophesy: To predict or foretell, especially under divine inspiration and guidance.
- propitious: Kindly disposed.
- proportionate: Being in proportion.
- propriety: Accordance with recognized usage, custom, or principles.
- propulsion: A driving onward or forward.
- prosaic: Unimaginative.
- proscenium: That part of the stage between the curtain and the orchestra.
- proscribe: To reject, as a teaching or a practice, with condemnation or denunciation.
- proscription: Any act of condemnation and rejection from favor and privilege.
- proselyte: One who has been won over from one religious belief to another.
- prosody: The science of poetical forms.
- prospector: One who makes exploration, search, or examination, especially for minerals.
- prospectus: A paper or pamphlet containing information of a proposed undertaking.
- prostrate: Lying prone, or with the head to the ground.
- protagonist: A leader in any enterprise or contest.
- protection: Preservation from harm, danger, annoyance, or any other evil.
- protective: Sheltering.