insubordinate vs unpleasable

insubordinate

adj

  • Contumacious. 

  • Rebellious or defiant to authority. 

noun

  • A person who defies authority. 

unpleasable

adj

  • That cannot be pleased; implacable. 

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