Australian spelling vs endeavour

Australian spelling and endeavour both are nouns.

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

Australian spelling (noun)	endeavour (noun)
English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')	earnest and conscientious activity intended to do or accomplish something
	a purposeful or industrious undertaking (especially one that requires effort or boldness)

Australian spelling (verb)	endeavour (verb)
	attempt by employing effort