moderation vs self-abnegation

moderation

noun
  • The state or quality of being moderate; avoidance of extremes 

  • An instance of moderating: bringing something away from extremes, especially in a beneficial way 

  • The process of moderating a discussion 

self-abnegation

noun
  • An act of self-denial. 

  • The denial or invalidation of one's own needs, interests, etc. for the sake of another's; the setting aside of self-interest. 

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