revulsion vs repugnance

revulsion and repugnance both are nouns.

Word	Noun	Adjective	Verb	Adverb
revulsion	Yes	No	No	No
repugnance	Yes	No	No	No

As nouns, revulsion and repugnance are synonyms defined as:

Other synonyms of revulsion include horror, repulsion.

revulsion (noun)	repugnance (noun)
intense aversion	intense aversion
	the relation between propositions that cannot both be true at the same time