resentful vs through the mill

resentful

adj
  • Harboring resentment, full of resentment, at a given moment. 

  • Inclined to resent, who tends to harbor resentment, when wronged. 

through the mill

adj
  • Through a period of bad treatment or an ordeal. 

How often have the words resentful and through the mill occurred in a corpus of books? (source: Google Ngram Viewer )