hench vs pyramidal

hench

noun
  • The side of an arch from the topmost part (crown) to the bottommost part (impost). 

  • The narrow side of chimney stack, a haunch. 

verb
  • To be a henchman or henchwoman, usually for a supervillain. 

adj
  • Big, strong, and muscular. 

pyramidal

noun
  • One of the carpal bones. 

adj
  • Tetragonal. 

  • Pyramid-shaped. 

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