predominant habit

pregnant hint

preliminary assumption

premature ripening

premonitory symptoms

preoccupied attention

prepossessing appearance

preposterous assertion

prescient reflection
   [prescient = perceiving the significance of events before they occur]

prescribed conditions

presiding genius

pressing necessity

pretended surprise

pretentious dignity

preternatural sagacity [preternatural = extraordinary]
                            [sagacity = farsighted; wise]

pretty plaintiveness

prevailing misconception

priestly austerity

primal energy

prime factor [no integer factors; irreducible; 1,2,3,5,7,11...]

primeval silence

primordial conditions

princely courtesy

prismatic blush

pristine dignity

private contempt

privileged caste

prized possession

problematic age

prodigally lavished

prodigious variety

productive discipline

profane denunciation

professedly imitated

professional garrulity [garrulity = excessive talkativeness]

proffered service

profitable adventure

profligate expenditure

profound conviction

profuse generosity

projected visit

prolegomenous babbler [prolegomenous = preliminary discussion]

prolific outpouring

prolix narrative [prolix = wordy]

prolonged happiness

promiscuous multitude

promising scions [scions = descendants]

prompt courage

propagandist literature

propelling impulse

proper punctilio [punctilio = fine point of etiquette]

prophetic vision

propitious moment [propitious = auspicious, favorable]

proportionately vigilant

proprietary sense

prosaic excellence [prosaic = dull and lacking excitement]

prospective success

prosperity revival

prostrate servility

protoplasmic ancestors

protracted agony

proud destiny

proverbial situation

provincial prejudice

provoked hostility

prudential wisdom

prurient desire

prying criticism

psychic processes

public derision

puerile fickleness [puerile = immature; childish]

pugnacious defiance

pulsating life

punctilious care [punctilious = precise; scrupulous]

pungent epigram

puny dimensions

purblind brutality [purblind = partly blind; slow to understanding]