break-off vs termination

break-off

noun
  • A break, discontinuance, or interruption 

  • That which breaks off, or is broken off 

  • The first shot in a game of snooker or other cue-game 

verb
  • To play the first shot in a game of snooker 

termination

noun
  • The process of terminating or the state of being terminated. 

  • The last part of a word; an ending, a desinence; a suffix. 

  • An induced abortion. 

  • The process of firing an employee; ending one's employment at a business for any reason. 

  • An end in time; a conclusion. 

  • An end in space; an edge or limit. 

  • An outcome or result. 

  • The ending up of a polypeptid chain. 

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