apostrophize vs mouth off

apostrophize

verb
  • To deliver an apostrophe (an exclamatory speech) to someone, especially someone not present. 

  • To add one or more apostrophe characters to text to indicate missing letters. 

mouth off

verb
  • To complain or otherwise express oneself in a loud, immoderate manner. 

  • To talk impudently, especially to one's superior. 

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