plenitude vs sufficiency

plenitude

noun
  • An abundance; a full supply. 

  • Fullness (of the moon). 

  • The metaphysical idea that the universe contains everything that is possible. 

  • Fullness; completeness. 

sufficiency

noun
  • An adequate amount. 

  • The quality or condition of being sufficient. 

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