confiding vs unsuspicious

confiding

adj
  • In confidence; as if with trust. 

  • Of a bird, allowing the close approach of humans. 

  • Having or showing confidence or trust in another person. 

noun
  • The telling of something in confidence. 

unsuspicious

adj
  • Not suspicious; not suspecting, unaware (of something). 

  • Not arousing suspicion. 

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