emanation vs outflow

emanation

noun
  • The act of flowing or proceeding (of something, quality, or feeling) from a source or origin. 

  • That which issues, flows, or proceeds from any object as a source; efflux; an effluence. 

  • The generation of the Son and the procession of the Holy Spirit, as distinct from the origination of created beings. 

outflow

noun
  • The process of flowing out. 

  • Any outward movement. 

  • Something that flows out of a sewage treatment plant. 

  • A fluid that flows out. 

  • A stream of gaseous material emanating from an active galactic nucleus. 

  • The part of a system that allows material to flow out. 

verb
  • To flow outward. 

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