horrify vs appal

horrify and appal both are verbs.

Word	Noun	Adjective	Verb	Adverb
horrify	No	No	Yes	No
appal	No	No	Yes	No

As verbs, horrify and appal are synonyms defined as:

horrify and appal: fill with apprehension or alarm; cause to be unpleasantly surprised

Other synonyms of horrify include alarm, appall, dismay.

horrify (verb)	appal (verb)
fill with apprehension or alarm; cause to be unpleasantly surprised	strike with disgust or revulsion
	fill with apprehension or alarm; cause to be unpleasantly surprised