repugnance vs horror

repugnance and horror both are nouns.

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

As nouns, repugnance and horror are synonyms defined as:

Other synonyms of repugnance include repulsion, revulsion.

repugnance (noun)	horror (noun)
intense aversion	something that inspires horror; something horrible
the relation between propositions that cannot both be true at the same time	intense aversion
	intense and profound fear