left-hander vs lefty

left-hander

noun
  • One who is left-handed. 

  • A bend or turn to the left; a left-hand corner. 

  • A blow struck with the left hand. 

lefty

noun
  • One who is left-handed. 

  • One's left testicle. 

  • One who has left-wing political views. 

adj
  • Left-wing. 

  • Intended for left-handed use. 

  • Left-handed. 

How often have the words left-hander and lefty occurred in a corpus of books? (source: Google Ngram Viewer )