fundament vs tush

fundament

noun
  • The bottom; the buttocks or anus. 

  • Foundation. 

  • The underlying basis or principle for a theoretical or mathematical system. 

tush

noun
  • The buttocks. 

  • A tusk. 

  • Nonsense; tosh. 

  • A small tusk sometimes found on the female Indian elephant. 

verb
  • To express contempt; rebuke. 

  • To pull or drag a heavy object such as a tree or log. 

intj
  • An exclamation of contempt or rebuke. 

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