ear to the ground vs sensitive

ear to the ground

noun
  • The practice or characteristic of carefully gathering information; a state or mindset of attentiveness. 

  • Pursuing the practice or having the characteristic of carefully gathering information; well-informed. 

sensitive

noun
  • A person with a paranormal sensitivity to something that most cannot perceive. 

adj
  • Having the faculty of sensation; pertaining to the senses. 

  • Responsive to stimuli. 

  • Easily offended, upset, or hurt. 

  • Important, intricate, and requiring great delicacy. 

  • Capable of offending, upsetting, or hurting. 

  • Accurate; able to register small changes in some property. 

  • Meant to be concealed or kept secret. 

How often have the words ear to the ground and sensitive occurred in a corpus of books? (source: Google Ngram Viewer )