endogenic vs geology

endogenic is not a noun while geology is a noun.

Word	Noun	Adjective	Verb	Adverb
endogenic	No	Yes	No	No
geology	Yes	No	No	No

endogenic (noun)	geology (noun)
	a science that deals with the history of the earth as recorded in rocks

endogenic (adjective)	geology (adjective)
derived or originating internally
of rocks formed or occurring beneath the surface of the earth