Austronesian vs indweller

Austronesian and indweller both are nouns.

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

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

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

Austronesian (noun)	indweller (noun)
the family of languages spoken in Australia and Formosa and Malaysia and Polynesia	a person who inhabits a particular place
a native or inhabitant of Austronesia	activation by an inner spirit or force or principle

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