confirmed vs unconfirmed

confirmed

adj
  • having received the rite of confirmation 

  • having a settled habit; inveterate or habitual 

  • verified or ratified 

unconfirmed

adj
  • Not having undergone the ritual of confirmation. 

  • Not finally established, settled or confirmed. 

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