countess vs earless

countess

noun
  • The wife of a count or earl. 

  • A woman holding the rank of count or earl in her own right; a female holder of an earldom. 

earless

noun
  • A countess (a female holder of an earldom or the wife of an earl). 

adj
  • Lacking ears. 

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