Australian spelling vs lip synchronisation

Australian spelling and lip synchronisation both are nouns.

Word	Noun	Adjective	Verb	Adverb
Australian spelling	Yes	No	No	No
lip synchronisation	Yes	No	No	No

Australian spelling (noun)	lip synchronisation (noun)
English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')	combining audio and video recording in such a way that the sound is perfectly synchronized with the action that produced it; especially synchronizing the movements of a speaker's lips with the sound of his speech