- pact: an agreement, treaty
- pall: a sudden numbing dread
- pamper: treat with excessive indulgence
- pancreas: a large elongated exocrine gland located behind the stomach
- panicked: thrown into a state of intense fear or desperation
- paper: something to write on
- parachute: an object that goes along with you as you fall and slows you down
- paradise: heaven, or a place of lasting and perfect happiness
- paradox: A statement that appears self-contradictory but that reveals a kind of truth.
- parallel: lines or line segments that are equal distance apart
- paralysis: loss of movement and feeling
- parasite: an organism that lives on or in a host and causes it harm
- parch: make dry or thirsty
- parliament: a legislative assembly in certain countries (e.g., Great Britain)
- partial: incomplete; favoring one side over another; having a liking for something
- participant: someone who takes part in an activity
- participate: have a share, take part in
- participation: the act of sharing in the activities of a group
- particulates: tiny particles or droplets such as dust, dirt, or pollen that are mixed in with the air.
- passengers: the people who travel in a ship, plane, train, or bus
- pathogens: microorganism that can cause infectious disease
- patronize: be a regular customer or client of
- pavilion: a light, usually open building used for shelter, concerts, exhibits
- pedestrian: a person who travels by foot
- pediatrician: physician specializing in children's diseases; N. pediatrics
- peevish: bad-tempered; irritable
- pellagra: a disease caused by deficiency of niacin or tryptophan (or by a defect in the metabolic conversion of tryptophan to niacin)
- pelt: the dressed hairy coat of a mammal
- pendant: an adornment that hangs from a piece of jewelry (necklace or earring)
- pending: undecided, unsettled
- pendulum: A weight hung on a rod, serving by its oscillation to regulate the rate of a clock.
- penguin: short-legged flightless birds of cold southern especially Antarctic regions having webbed feet and wings modified as flippers
- penicillin: any of various antibiotics obtained from penicillium molds (or produced synthetically) and used in the treatment of various infections and diseases
- penitentiary: (n) prison (for persons convicted or serious crimes)
- pension plan: a plan for setting aside money to be spent after retirement
- pepper: pungent seasoning from the berry of the common pepper plant of East India
- perfume: a liquid applied to the skin because of its sweet smell
- perjury: criminal offense of making false statements under oath
- permeable: that can be permeated; penetrable; porous; allowing liquids or gas to pass through; V. permeate: spread or flow throughout; charge
- permission: approval to do something
- permit: consent to, give permission
- perpendicular: at right angles to the plane of the horizon or a base line
- persecution: the act of persecuting (especially on the basis of race or religion)
- persist: 1. to continue steadily in a course of action, refuse to stop or be changed; to last, remain
- personality: the complex of all the attributes--behavioral, temperamental, emotional and mental--that characterize a unique individual
- persuade: to successfully talk to someone into an action or belief
- pervade: v. To pass or spread through every part.
- pharmacist: a person who is professionally qualified to prepare and dispense medicinal drugs.
- photocopy: reproduce by xerography
- photographer: someone who takes photographs professionally
- phylum: (biology) the major taxonomic group of animals and plants
- physical map: shows landforms and water features
- physician: a noun that means a doctor of medicine
- piecemeal: one part at a time; gradually; in stages; Ex. read a novel piecemeal
- pilgrimage: a journey made to some sacred place as an act of religious devotion
- pineapple: a tropical American plant bearing a large fleshy edible fruit with a terminal tuft of stiff leaves
- pioneer: a person who goes before others and opens the way for them to follow
- pivot joint: a freely moving joint in which movement is limited to rotation
- plague: any epidemic disease with a high death rate
- plasma: colorless watery fluid of blood and lymph containing no cells and in which erythrocytes and leukocytes and platelets are suspended
- platelets: blood clotting cells (thrombocytes)
- playoff: any final competition to determine a championship
- pneumonia: respiratory disease characterized by inflammation of the lung parenchyma (excluding the bronchi) with congestion caused by viruses or bacteria or irritants
- poised: marked by balance or equilibrium and readiness for action
- polite: having or showing good manners and respect for the feelings of others