misbehaviour vs British spelling

misbehaviour and British spelling both are nouns.

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

misbehaviour (noun)	British spelling (noun)
improper or wicked or immoral behavior	English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')