egress vs outgang

egress

noun
  • An exit or way out. 

  • The process of exiting or leaving. 

  • The end of the transit of a celestial body through the disk of an apparently larger one. 

verb
  • To exit or leave; to go or come out. 

outgang

noun
  • An exit or egress. 

  • An outgate; a cattle-gate. 

  • The act of giving up occupancy of property. 

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