Australian spelling vs unitisation

Australian spelling and unitisation both are nouns.

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

Australian spelling (noun)	unitisation (noun)
English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')	conversion of an investment trust into a unit investment trust
	the joint development of a petroleum resource that straddles territory controlled by different companies
	the act of packaging cargo into unit loads
	(psychology) the configuration of smaller units of information into large coordinated units