bitchboy vs shirt lifter

bitchboy

noun
  • A bottom, usually a younger, submissive male. 

  • A coward, especially a younger man. 

  • I love being a bitchboy bottom when a top can seduce me properly. 

shirt lifter

noun
  • Synonym of bottom: a homosexual man who is penetrated or prefers to be penetrated during anal sex. 

  • Used other than figuratively or idiomatically: see shirt, lifter. 

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