acerbate vs tee off

acerbate

verb
  • To exasperate; to irritate. 

  • To make bitter or sour. 

adj
  • Embittered; having a sour disposition or nature. 

tee off

verb
  • To irritate, vex, or annoy. 

  • To hit the ball very hard, especially for a home run. 

  • To hit the first shot of the hole, from the tee. 

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