perverse vs unreconcilable

perverse

adj
  • Obstinately in the wrong; stubborn; intractable. 

  • Morally wrong or evil; wicked; perverted. 

  • Turned aside while against something, splitting off from a thing. 

  • Ignoring the evidence or the judge's opinions. 

  • Wayward; vexing; contrary. 

verb
  • To pervert. 

unreconcilable

adj
  • Irreconcilable. 

noun
  • A person or thing that cannot be reconciled. 

How often have the words perverse and unreconcilable occurred in a corpus of books? (source: Google Ngram Viewer )