drag in vs embroil

drag in

verb
  • To get into a course of action by forceful means. 

  • Used other than figuratively or idiomatically: see drag, in. 

embroil

verb
  • To draw into a situation; to cause to be involved. 

  • To implicate in confusion; to complicate; to jumble. 

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