kauri vs Agathis australis

kauri and Agathis australis both are nouns.

Word	Noun	Adjective	Verb	Adverb
kauri	Yes	No	No	No
Agathis australis	Yes	No	No	No

As nouns, kauri and Agathis australis are synonyms defined as:

kauri and Agathis australis: tall timber tree of New Zealand having white straight-grained wood

Other synonyms of kauri include kaury.

kauri (noun)	Agathis australis (noun)
tall timber tree of New Zealand having white straight-grained wood	tall timber tree of New Zealand having white straight-grained wood
white close-grained wood of a tree of the genus Agathis especially Agathis australis
resin of the kauri trees of New Zealand; found usually as a fossil; also collected for making varnishes and linoleum