Synonyms for Perverse:

adj.

deaf (adjective)
self-willed.
deformed (adjective)
corrupt, cockeyed, awry, bent, crooked, contorted, flawed, deformed, asymmetrical, irregular, freakish, lopsided, misshapen, distorted, disfigured.
mean, ornery; troublesome (adjective)
dogged, unreasonable, contrary, obstinate, corrupt, irritable, headstrong, degenerate, wicked, willful, unhealthy, delinquent, pigheaded, wayward, miscreant, villainous, capricious, rotten, depraved, disobedient, self-willed, mulish.
obstinate (adjective)
pertinacious, wrongheaded, headstrong, obstinate, self-willed.
wicked (adjective)
sinful, sinister, blameworthy, wicked, damnable, Misdoing, improper, lawbreaking, indecent, debauched, shocking, depraved, black, sadistic, immoral, debased, scandalous, reprehensible, base, bad, obnoxious, evildoing, felonious, wrongdoing, corrupt, villainous, iniquitous, criminal, degenerate.

n.

extreme, ridiculous, irresponsible, irrational, hysterical, absurd, childish. irritable, unreasonable, cranky. bullheaded, willful, dogged, pertinacious, stiff-necked, pigheaded, resist, hardheaded, tenacious, headstrong, mulish. contrarious, support, ornery, impossible, difficult, attitude, balky. erring (noun)
delinquent, wicked, malicious, capricious, wayward.
obstinate (noun)
headstrong, wrongheaded, obstinate, contrary, self-willed.
perverse (noun)
depraved, immoral, perverted, negative, obstinate, corrupt, disobedient, reprobate, wayward, contrary.

v.

erring (verb)
delinquent, malicious, capricious.

Other synonyms:

contrarious, absurd, ornery, flagitious, bullheaded, childish, irrational, unreasonable, irresponsible. hardheaded, hysterical, pigheaded, miscreant, mulish, extreme, headstrong, stiff-necked, tenacious, dogged. difficult. unhealthy, willful. rotten. impossible. contrary
balky, contrary.
stubborn
wrongheaded.

Usage examples for perverse

  1. The common people, and the middle classes, are neither so ostentatiously devout, nor so basely perverse – The Project Gutenberg Memoirs of Napoleon Bonaparte by Bourrienne, Constant, and Stewarton
  2. You will ask, naturally enough, what this perverse man is going to do next. – The New Magdalen by Wilkie Collins