appal vs British spelling

appal is not a noun while British spelling is a noun.

Word	Noun	Adjective	Verb	Adverb
appal	No	No	Yes	No
British spelling	Yes	No	No	No

appal (noun)	British spelling (noun)
	English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')

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