disagreeable vs sentient

disagreeable

adj
  • Causing repugnance; unpleasant to the feelings or senses; displeasing. 

noun
  • Something or someone displeasing; anything that is disagreeable. 

sentient

adj
  • Experiencing sensation, thought, or feeling. 

  • Possessing human-like awareness and intelligence. 

  • Able to consciously perceive through the use of sense faculties. 

noun
  • An intelligent, self-aware being. 

  • Lifeform with the capability to feel sensation, such as pain. 

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