| PAPYROLOGIST | • papyrologist n. A student of papyrology, the study of ancient writings on papyrus. • PAPYROLOGIST n. a student of papyrology.
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| PEREMPTORILY | • peremptorily adv. In a peremptory manner; in a commanding tone, brooking no delay. • PEREMPTORY adv. putting an end to or precluding a right of action, debate, or delay.
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| PETROGLYPHIC | • petroglyphic adj. Of or pertaining to petroglyphy. • PETROGLYPHIC adj. of or like a petroglyph, an ancient rock-carving.
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| PHILANTHROPY | • philanthropy n. (Chiefly uncountable) Benevolent altruism with the intention of increasing the well-being of humankind. • philanthropy n. (Uncountable) Charitable giving, charity.
 • philanthropy n. (Countable) A philanthropic act.
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| PLURIPOTENCY | • pluripotency n. (Biology) The state of being pluripotent. | 
| POLYGRAPHIST | • polygraphist n. A person skilled in the operation of a polygraph (lie detector). • POLYGRAPHIST n. one who operates a polygraph.
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| PROPHYLACTIC | • prophylactic n. A medicine which preserves or defends against disease; a preventive. • prophylactic n. (Figuratively) Any device or mechanism intended to prevent harmful consequences.
 • prophylactic adj. Serving to prevent or protect against an undesired effect, especially disease or pregnancy.
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| PROPITIOUSLY | • propitiously adv. In a propitious manner. • PROPITIOUS adv. favorably disposed, benevolent; auspicious.
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| PROPYLITISED | • PROPYLITISE v. to become or turn into propylite, also PROPYLITIZE. | 
| PROPYLITISES | • PROPYLITISE v. to become or turn into propylite, also PROPYLITIZE. | 
| PROPYLITIZED | • PROPYLITIZE v. to become or turn into propylite, also PROPYLITISE. | 
| PROPYLITIZES | • PROPYLITIZE v. to become or turn into propylite, also PROPYLITISE. | 
| PROTOTYPICAL | • prototypical adj. Constituting or representing an original type of something that others are modelled on or derived from. • PROTOTYPICAL adj. relating to a prototype, also PROTOTYPAL, PROTOTYPIC.
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| PSILANTHROPY | • psilanthropy n. (Theology) The doctrine that Jesus Christ was merely human. • PSILANTHROPY n. the belief that Christ was not divine but divinely inspired.
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| PYROPHYLLITE | • pyrophyllite n. (Mineralogy) A soft, pale aluminosilicate mineral, somewhat resembling talc. • PYROPHYLLITE n. a silvery-white to pale-green aluminum silicate.
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| SUPPLETORILY | • SUPPLETORY adv. supplemental, also SUPPLETIVE. | 
| SUPPLICATORY | • supplicatory adj. Begging, humbly beseeching, imploring. • SUPPLICATORY adj. humbly pleading.
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| SUPPORTIVELY | • supportively adv. In a supportive way. • SUPPORTIVE adv. tending to support.
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| UNPOPULARITY | • unpopularity n. The property or degree of being unpopular. • UNPOPULARITY n. the state of being unpopular.
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