epitomise vs Australian spelling

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

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

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

epitomise (verb)	Australian spelling (verb)
embody the essential characteristics of or be a typical example of