disinterest vs feeling

disinterest and feeling both are nouns.

Word	Noun	Adjective	Verb	Adverb
disinterest	Yes	No	No	No
feeling	Yes	No	No	No

As nouns, feeling is a hypernym of disinterest; that is, feeling is a word with a broader meaning than disinterest:

disinterest (noun)	feeling (noun)
tolerance attributable to a lack of involvement	the experiencing of affective and emotional states
lack of interest	an intuitive understanding of something
	a physical sensation that you experience
	the sensation produced by pressure receptors in the skin
	a vague idea in which some confidence is placed
	the general atmosphere of a place or situation and the effect that it has on people