protract, protracted, protracting, protracts.transitive verbs
to draw out or lengthen in time; prolong (their lovemaking time was protracted as the kids were at grandma's)
Mathematics.-.to draw to scale by means of a scale and protractor (which is a semicircular instrument for measuring and constructing angles); plot
Anatomy.-.to extend or protrude.(of say a body part)
protractedly.adverb
protractedness.noun
protractive.adjective

preamble.noun
a preliminary statement, especially the introduction to a formal document that serves to explain its purpose; an introductory occurrence or fact; a preliminary
preambulary.adjective

purge.verb
inflected form(s)-purged, purging
to purify 
transitive senses-to clear of guilt; to free from moral or ceremonial defilement; 
to cause evacuation from (as the bowels); to make free of something unwanted (purge a manhole of gas) (purge yourself of fear) 
intransitive senses-to become purged; to have or produce frequent evacuations; to cause purgation
purger.noun

pyromania, pyromaniac.nouns
an irresistible impulse to start fires 
pyromaniacal.adjective

pigeonhole.noun
a small compartment or recess, as in a desk, for holding papers; a cubbyhole; the small hole or holes in a pigeon loft for nesting
pigeonholed, pigeonholing, pigeonhole, pigeonholes.transitive verbs
to put aside and ignore; shelve; to place or file in a small compartment or recess; to classify mentally; categorize

pall.noun
an overspreading element that produces an effect, especially of gloom; something that covers or conceals; a heavy cloth draped over a coffin; a coffin especially when holding a body (a pall of thick black smoke)
verb-– to lose strength or effectiveness; to lose in interest or attraction (his humor began to pall on us); to become tired of something 
transitive senses-to cause to become insipid;  to deprive of pleasure in something by satiating

preferential.adjective
of, relating to, or giving advantage or preference (preferential treatment); manifesting or originating from partiality or preference (preferential tariff rates) preferentialism, preferentialist.nouns
preferentially.adverb

particle.noun
a minute quantity or fragment; a relatively small or the smallest discrete portion or amount of something; any of the basic units of matter and energy (as a fermion-{proton, electron, [neutron]}, molecule, atom, or boson {photon}) See 'elementary particle'. See 'anti particle'; behavior of particles
Grammar-–-a clause or article of a composition or document

particle physics.noun
A branch of physics dealing with the constitution, properties, and interactions of elementary particles especially as revealed in experiments using particle accelerators – called also high energy physics. The purpose of particle physics is to discover the ultimate blocks of the Universe by breaking matter into the smallest pieces possible. Physicists smash particles into one another in particle accelerators, and analyse what's left.
particle physicist.noun

pernicious.adjective
highly injurious or destructive; deadly; wicked 
perniciousness.noun
perniciously.adverb
pernicious implies irreparable harm done through evil or insidious corrupting or undermining (the claim that pornography has a pernicious effect on society) 

baneful implies injury through poisoning or destroying (the baneful notion that discipline destroys creativity) 

synonyms-baneful, noxious, deleterious, detrimental

noxious applies to what is both offensive and injurious to the health of a body or mind (noxious chemical fumes)

deleterious applies to what has an often unsuspected harmful effect (a diet found to have 
deleterious effects) 

pederasty.noun
sex as practiced by a man with a boy

postulate.transitive verb
inflected form(s)-postulated; postulating
to assume or claim as true, existent, or necessary; depend upon or start from the postulate of; to assume as a postulate or axiom-(as in logic or mathematics); demand, claim 
postulation.noun
postulational.adjective

phony also phoney, phonier, phoniest.adjectives
not genuine or real; counterfeit.(a phony credit card; false; spurious.(a phony name); not honest or truthful; deceptive.(a phony excuse); insincere or hypocritical; giving a false impression of truth or authenticity;specious
noun.plural-phonies also phoneys
something not genuine; a fake; one who is insincere; an impostor; a hypocrite
phonily.adverb
phoniness.noun

passion.noun
intense, driving, or overmastering feeling or conviction; strong emotion; an object of desire or deep interest; a strong liking or desire for or devotion to some activity, object, or concept; ardent affection; love; sexual desire; often capitalized – the sufferings of Christ between the night of the Last Supper and his death; suffering; the state or capacity of being acted on by external agents or forces; emotion (his ruling passion is greed) 
passion applies to an emotion that is deeply stirring or ungovernable (was a slave to his passions) 
fervor
passionless.adjective
synonyms-fervor, ardor, enthusiasm, zeal

ardor suggests warm and excited feeling likely to be fitful or short lived (the ardor of their honeymoon soon faded); enthusiasm; zeal
synonym-feeling

prime minister.noun
a chief minister appointed by a ruler; the head of the cabinet and often also the chief executive of a parliamentary democracy
prime ministerial.adjective
prime ministership or prime ministry.noun

pittance.noun
a very small amount (not a pittance of care); a meager monetary allowance, wage, or remuneration