polarity vs opposition

polarity and opposition both are nouns.

Word	Noun	Adjective	Verb	Adverb
polarity	Yes	No	No	No
opposition	Yes	No	No	No

As nouns, opposition is a hypernym of polarity; that is, opposition is a word with a broader meaning than polarity:

polarity: having an indicated pole (as the distinction between positive and negative electric charges)
opposition: the relation between opposed entities

Other hypernyms of polarity include oppositeness.

As nouns, opposition is a hypernym of polarity; that is, opposition is a word with a broader meaning than polarity:

Other hypernyms of polarity include oppositeness.

polarity (noun)	opposition (noun)
having an indicated pole (as the distinction between positive and negative electric charges)	the act of hostile groups opposing each other
a relation between two opposite attributes or tendencies	the action of opposing something that you disapprove or disagree with
	a body of people united in opposing something
	an armed adversary (especially a member of an opposing military force)
	a contestant that you are matched against
	a direction opposite to another
	the relation between opposed entities