ironic vs trusting

ironic

adj
  • Done in an insincere and mocking manner; satirical. 

  • Acting in a unserious and teasing manner. 

  • Odd or coincidental; strange. 

  • Characterized by or constituting (any kind of) irony. 

trusting

adj
  • inclined to believe what others say; trustful 

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