guff vs rip one

guff

verb
  • To fart. 

  • To mislead. 

noun
  • A fart; act of breaking wind. 

  • Nonsensical talk or thinking. 

  • Superfluous information. 

  • Insolent or otherwise unacceptable remarks. 

rip one

verb
  • To fart. 

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