congealed vs gummous

congealed

adj
  • Viscid, coagulated; jelly-like, unusually thick (of a liquid). 

gummous

adj
  • gum-like, or composed of gum; gummy 

  • Of or pertaining to a gumma. 

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