Canadian spelling vs centring

Canadian spelling and centring both are nouns.

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

Canadian spelling (noun)	centring (noun)
English orthography used in Canada (characterized by 'analyze', 'centre', 'useable')	(American football) putting the ball in play by passing it (between the legs) to a back
	the concentration of attention or energy on something