Australian spelling vs metricise

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

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

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

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