inculpate vs indict

inculpate

verb
  • To imply the guilt of; to blame or incriminate. 

indict

verb
  • To accuse of wrongdoing; charge. 

  • To make a formal accusation or indictment for a crime against (a party) by the findings of a jury, especially a grand jury. 

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