eradicate vs scrub out

eradicate

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

  • To pull up by the roots; to uproot. 

scrub out

verb
  • To scrub until all uncleanliness has been removed. 

  • To leave a surgical operating theater where one has previously scrubbed in 

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