under one’s wing vs vulnerable

under one’s wing

vulnerable

adj
  • Open to disclosing one's inner thoughts and feelings, acting in spite of one's instinct to self-preservation. 

  • More likely to be exposed to malicious programs or viruses. 

  • More or most likely to be exposed to the chance of being attacked or harmed, either physically or emotionally. 

How often have the words under one’s wing and vulnerable occurred in a corpus of books? (source: Google Ngram Viewer )