gruff vs not mincing one's words

gruff

adj
  • Of goods: bulky. 

  • hoarse-voiced. 

  • having a rough, surly, and harsh demeanor and nature. 

verb
  • To speak gruffly. 

not mincing one's words

How often have the words gruff and not mincing one's words occurred in a corpus of books? (source: Google Ngram Viewer )