dame vs rex

dame

noun
  • Usually capitalized as Dame: a title equivalent to Sir for a female knight. 

  • In traditional pantomime: a melodramatic female often played by a man in drag. 

  • A matron at a school, especially Eton College. 

  • A queen. 

verb
  • To make a dame. 

rex

noun
  • An animal which has a genetic recessive variation that causes the guard hairs to be very short or fully lacking. 

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