Austronesian vs denizen

Austronesian and denizen both are nouns.

Word	Noun	Adjective	Verb	Adverb
Austronesian	Yes	Yes	No	No
denizen	Yes	No	No	No

As nouns, denizen is a hypernym of Austronesian; that is, denizen is a word with a broader meaning than Austronesian:

Other hypernyms of Austronesian include dweller, habitant, indweller, inhabitant.

Austronesian (noun)	denizen (noun)
the family of languages spoken in Australia and Formosa and Malaysia and Polynesia	a plant or animal naturalized in a region
a native or inhabitant of Austronesia	a person who inhabits a particular place

Austronesian (adjective)	denizen (adjective)
of or relating to or characteristic of Austronesia or its people or culture