checkmark vs tick off

checkmark

verb
  • To mark with a ✓ symbol; to tick. 

tick off

verb
  • To sign with a tick. 

  • To annoy, aggravate. 

  • To reprimand. 

  • To list (create or recite a list). 

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