egoism vs self-satisfaction

egoism

noun
  • The tendency to think selfishly with exclusive self-interest in mind. 

  • Egotism (tendency to talk excessively about oneself). 

  • The belief that moral behavior should be directed toward one's self-interest only. 

self-satisfaction

noun
  • The state of being excessively pleased with oneself; smugness. 

  • A feeling of fulfillment or contentment with respect to one's own accomplishments or situation. 

How often have the words egoism and self-satisfaction occurred in a corpus of books? (source: Google Ngram Viewer )