acclimatise vs Australian spelling

acclimatise is not a noun while Australian spelling is a noun.

Word	Noun	Adjective	Verb	Adverb
acclimatise	No	No	Yes	No
Australian spelling	Yes	No	No	No

acclimatise (noun)	Australian spelling (noun)
	English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')

acclimatise (verb)	Australian spelling (verb)
get used to a certain climate