confrontation vs discord

confrontation and discord both are nouns.

Word	Noun	Adjective	Verb	Adverb
confrontation	Yes	No	No	No
discord	Yes	No	Yes	No

As nouns, discord is a hypernym of confrontation; that is, discord is a word with a broader meaning than confrontation:

Other hypernyms of confrontation include dissension.

confrontation (noun)	discord (noun)
the act of hostile groups opposing each other	strife resulting from a lack of agreement
a focussed comparison; bringing together for a careful comparison	a harsh mixture of sounds
a hostile disagreement face-to-face	disagreement among those expected to cooperate
a bold challenge	lack of agreement or harmony
discord resulting from a clash of ideas or opinions

confrontation (verb)	discord (verb)
	be different from one another