horror vs repulsion

horror and repulsion both are nouns.

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

As nouns, horror and repulsion are synonyms defined as:

Other synonyms of horror include repugnance, revulsion.

horror (noun)	repulsion (noun)
something that inspires horror; something horrible	the act of repulsing or repelling an attack; a successful defensive stand
intense aversion	intense aversion
intense and profound fear	the force by which bodies repel one another