not do vs sit out

not do

sit out

verb
  • To decline to participate; particularly, to decline to dance. 

  • To lean out to the windward side of a sailboat in order to counterbalance the effects of the wind on the sails. 

  • To escape a hold while face down by swinging one's legs around into the sitting position. 

  • To be away from the table in the midst of an ongoing game, thus automatically placing one's forced bets and otherwise folding every hand when it is one's time to act. 

  • To await the cessation of, without taking part. 

How often have the words not do and sit out occurred in a corpus of books? (source: Google Ngram Viewer )