anchoress vs ascetic

anchoress

noun
  • A female anchorite. A woman who chooses to withdraw from the world to live a solitary life of prayer and contemplation. 

  • An anchorwoman. 

ascetic

noun
  • One who is devoted to the practice of self-denial, either through seclusion or stringent abstinence. 

adj
  • Characterized by rigorous self-denial or self-discipline; austere; abstinent; involving a withholding of physical pleasure. 

  • Of or relating to ascetics 

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