bathing suit vs sluggos

bathing suit

noun
  • A tight-fitting garment worn for swimming, especially the one piece garment worn by women and girls; a swimsuit. 

sluggos

noun
  • A type of men's swimming briefs where the bulge of the genitals is noticeable. 

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