chalk out vs delineate

chalk out

verb
  • to make (plans); to sketch 

  • Of a multi-race wager, to lose to the favorite in all of the remaining races. 

  • To draw or write down using chalk 

delineate

verb
  • To sketch out, draw or trace an outline. 

  • To describe or depict with words or gestures. 

  • To outline or mark out. 

  • To depict, represent with pictures. 

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