Australian spelling vs overdramatise

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

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

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

Australian spelling (verb)	overdramatise (verb)
	present in an overly dramatic manner