complacent vs unsatisfied

complacent

adj
  • Apathetic with regard to an apparent need or problem. 

  • Uncritically satisfied with oneself or one's achievements; smug. 

unsatisfied

adj
  • Not satisfied, especially with the quantity of something; dissatisfied; uncontented. 

  • Not gratified; not having been fulfilled or met. 

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