boob vs wing nut

boob

noun
  • A mistake. 

  • A prison; jail. 

  • A breast, especially that of an adult or adolescent female human. 

  • An idiot; a fool. 

verb
  • To make a mistake. 

  • To behave stupidly; to act like a boob. 

wing nut

noun
  • A nut with wing-like projections to provide leverage in turning with thumb and forefinger. 

  • One who advocates extreme measures or changes, especially if they hold or are perceived to hold far-right viewpoints; a radical or reactionary. 

  • Someone with large, protruding ears. 

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