moral vs mental

moral is a noun but mental is not a noun.

Word	Noun	Adjective	Verb	Adverb
moral	Yes	Yes	No	No
mental	No	Yes	No	No

moral (noun)	mental (noun)
the significance of a story or event

moral (adjective)	mental (adjective)
concerned with principles of right and wrong or conforming to standards of behavior and character based on those principles	involving the mind or an intellectual process
psychological rather than physical or tangible in effect	of or relating to the mind
	of or relating to the chin- or liplike structure in insects and certain mollusks
	of or relating to the chin or median part of the lower jaw
	affected by a disorder of the mind