metricise vs Australian spelling

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

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

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

metricise (verb)	Australian spelling (verb)
convert from a non-metric to the metric system
express in the metric system