refrain vs stomach

refrain

verb
  • To stop oneself from some action or interference; to abstain. 

  • To abstain from (food or drink). 

noun
  • The chorus or burden of a song repeated at the end of each verse or stanza. 

  • A much repeated comment, complaint, or saying. 

stomach

verb
  • To tolerate (something), emotionally, physically, or mentally; to stand or handle something. 

noun
  • Desire, appetite (for something abstract). 

  • The part of a garment that covers a person's stomach. 

  • An organ in animals that stores food in the process of digestion. 

  • The belly. 

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