otherdom vs self-centeredness

otherdom

noun
  • The state, condition, or existence of others; the tendency toward preferring, serving, or doing for others; selflessness. 

self-centeredness

noun
  • The state, quality, or condition of being self-centered; concern only for oneself 

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