Canadian spelling vs favourite

Canadian spelling and favourite both are nouns.

Word	Noun	Adjective	Verb	Adverb
Canadian spelling	Yes	No	No	No
favourite	Yes	Yes	Yes	No

Canadian spelling (noun)	favourite (noun)
English orthography used in Canada (characterized by 'analyze', 'centre', 'useable')	something regarded with special favor or liking
	a special loved one
	a competitor thought likely to win

Canadian spelling (adjective)	favourite (adjective)
	preferred above all others and treated with partiality
	appealing to the general public

Canadian spelling (verb)	favourite (verb)
	To mark an item as a personal favorite on social media