morphological vs geology

morphological is not a noun while geology is a noun.

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

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

morphological (adjective)	geology (adjective)
relating to or concerned with the morphology of plants and animals
relating to or concerned with the formation of admissible words in a language
pertaining to geological structure