deluge vs inflood

deluge

verb
  • To flood with water. 

  • To overwhelm. 

noun
  • A great flood or rain. 

  • An overwhelming amount of something; anything that overwhelms or causes great destruction. 

  • A system for flooding or drenching a space, container, or area with water in an emergency to prevent or extinguish a fire. 

inflood

verb
  • To flood or flow in; to inflow. 

  • Of a river, water, etc.: to flood or flow into (a place). 

noun
  • The act or process of flooding or flowing in; an inflow or influx. 

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