break off vs forbear

break off

verb
  • To end abruptly, either temporarily or permanently. 

  • To end a relationship. 

  • To remove a piece from a whole by breaking or snapping 

forbear

verb
  • To refrain from proceeding; to pause; to delay. 

  • To control oneself when provoked. 

  • To refuse; to decline; to withsay; to unheed. 

  • To keep away from; to avoid; to abstain from. 

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