delight vs rock the boat

delight

noun
  • Joy; pleasure. 

  • Something that gives great joy or pleasure. 

verb
  • To give delight to; to affect with great pleasure; to please highly. 

  • To have or take great pleasure. 

rock the boat

verb
  • I'd just jump in and fix it, but that's not my job, and I don't want to rock the boat. 

  • To disturb the status quo or go against rules or conventions, as in an effort to get attention. 

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