peaceable vs unargumentative

peaceable

adj
  • Favouring peace rather than conflict; not aggressive, tending to avoid violence (of people, actions etc.). 

  • Characterized by peace; peaceful, tranquil. 

unargumentative

adj
  • Not argumentative; uninclined to argue. 

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