impure vs morality

impure is not a noun while morality is a noun.

Word	Noun	Adjective	Verb	Adverb
impure	No	Yes	No	No
morality	Yes	No	No	No

impure (noun)	morality (noun)
	concern with the distinction between good and evil or right and wrong; right or good conduct
	motivation based on ideas of right and wrong

impure (adjective)	morality (adjective)
(used of persons or behaviors) immoral or obscene
combined with extraneous elements
having a physical or moral blemish so as to make impure according to dietary or ceremonial laws