Merriam-Webster's Dictionary and Thesaurus - Merriam-Webster [1020]
Synonyms
hardheadedness, mulishness, obduracy, obstinacy, peevishness, self-will, stubbornness, tenacity—more at OBSTINACY
per·ti·nence noun : the quality or state of being pertinent
Synonyms
applicability, bearing, connection, relevance; also appropriateness, aptness, fitness, suitability; importance, significance; usefulness
Antonyms
irrelevance
per·ti·nent adjective : relating to the matter under consideration
Synonyms
applicable, apposite, apropos, germane, material, pointed, relative, relevant; also appropriate, apt, fit, fitting, suitable; important, meaningful, significant; sensible, useful; admissible, allowable
Antonyms
extraneous, immaterial, inapplicable, irrelevant, pointless
per·turb verb : to disturb greatly esp. in mind : UPSET
Synonyms
agitate, bother, concern, discompose, disquiet, distress, disturb, exercise, freak, undo, unhinge, unsettle, upset, worry—more at DISTURB
per·tur·ba·tion noun : the action of perturbing : the state of being perturbed
Synonyms
agitation, anxiety, apprehension, care, concern, disquiet, nervousness, uneasiness, worry—more at ANXIETY
perturbed adjective : emotionally disturbed or agitated
Synonyms
aflutter, anxious, edgy, jittery, jumpy, nervous, nervy, tense, troubled, uneasy, upset, worried—more at NERVOUS
per·tus·sis noun : WHOOPING COUGH
pe·ruke noun : WIG
pe·ruse verb pe·rused; pe·rus·ing : READ; especially : to read over attentively or leisurely
— pe·rus·al noun
Pe·ru·vi·an noun : a native or inhabitant of Peru
per·vade verb per·vad·ed; per·vad·ing : to spread through every part of : PERMEATE
— per·va·sive adjective
per·verse adjective 1 : turned away from what is right or good : CORRUPT
2 : obstinate in opposing what is reasonable or accepted
3 : marked by peevishness or petulance
— per·verse·ly adverb
Synonyms
[1] corrupt, debauched, decadent, degenerate, dissolute, perverted, reprobate—more at CORRUPT
[2] dogged, hardheaded, headstrong, mulish, obdurate, obstinate, opinionated, peevish, pertinacious, pigheaded, stubborn, unyielding, willful—more at OBSTINATE
[3] choleric, crabby, cranky, cross, crotchety, grouchy, grumpy, irascible, irritable, peevish, petulant, short-tempered, snappish, snappy, snippy, testy, waspish—more at IRRITABLE
per·verse·ness noun : the quality or state of being perverse
Synonyms
biliousness, grumpiness, irritability, peevishness, perversity
per·ver·sion noun 1 : the action of perverting : the condition of being perverted
2 : a perverted form of something; especially : aberrant sexual behavior
Synonyms
[1, 2] corruption, debasement, debauchery, decadence, degeneracy, degeneration, degradation, demoralization, depravity, dissipation, dissoluteness—more at CORRUPTION
per·ver·si·ty noun : the quality or state of being perverse
Synonyms
biliousness, grumpiness, irritability, peevishness, perverseness
1pervert verb 1 : to lead astray : CORRUPT <~ the young>
2 : to divert to a wrong purpose : MISAPPLY <~ evidence>
3 : to twist the meaning or sense of
— per·ver·ter noun
Synonyms
[1] abase, corrupt, debase, debauch, degrade, demean, demoralize, deprave, poison, profane, prostitute, subvert, warp—more at DEBASE
[2] abuse, misapply, misuse, profane, prostitute—more at MISAPPLY
[3] color, distort, falsify, garble, misinterpret, misrepresent, misstate, twist, warp—more at GARBLE
2pervert noun : one that is perverted; especially : one given to sexual perversion
Synonyms
decadent, degenerate, libertine, profligate—more at DEGENERATE
per·vert·ed adjective : morally degenerate : DEPRAVED
Synonyms
corrupt, debauched, decadent, degenerate, dissolute, perverse, reprobate—more at CORRUPT
pes·ky adjective pes·ki·er; -est : causing annoyance : TROUBLESOME
pe·so noun, plural pesos : the basic monetary unit in many Latin American countries (as Mexico or Chile)
pes·si·mism noun [ORIGIN: F pessimisme, fr. L pessimus worst]
: an inclination to take the