break off vs call time

break off

verb
  • To end a relationship. 

  • To end abruptly, either temporarily or permanently. 

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

call time

verb
  • To end something. 

  • To announce the closing of a pub for the day. 

  • To call a timeout. 

  • To indicate that an activity, especially the taking of a test, is complete. 

noun
  • The expected time of arrival for participants in a performance event, e.g., a play or concert. 

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