enroll vs eradicate

enroll

verb
  • To enlist oneself (in something) or become a member (of something) 

  • To enter (a name, etc.) in a register, roll or list 

  • To enlist (someone) or make (someone) a member of 

eradicate

verb
  • To pull up by the roots; to uproot. 

  • To destroy completely; to reduce to nothing radically; to put an end to; to extirpate. 

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