behoove vs compel

behoove

verb
  • To befit, be appropriate or necessary to somebody. Alternative form of behove. 

  • To be fitting. 

compel

verb
  • To force, constrain or coerce. 

  • To exact, extort, (make) produce by force. 

  • To overpower; to subdue. 

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