sceptic vs British spelling

sceptic and British spelling both are nouns.

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

sceptic (noun)	British spelling (noun)
someone who habitually doubts accepted beliefs	English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')