Armenian vs Asian

Armenian and Asian both are nouns.

Word	Noun	Adjective	Verb	Adverb
Armenian	Yes	Yes	No	No
Asian	Yes	Yes	No	No

As nouns, Asian is a hypernym of Armenian; that is, Asian is a word with a broader meaning than Armenian:

Other hypernyms of Armenian include Asiatic.

Armenian (noun)	Asian (noun)
the Indo-European language spoken predominantly in Armenia, but also in Azerbaijan	a native or inhabitant of Asia
a writing system having an alphabet of 38 letters in which the Armenian language is written
a native or inhabitant of Armenia

Armenian (adjective)	Asian (adjective)
of or pertaining to Armenia or the people or culture of Armenia	of or relating to or characteristic of Asia or the peoples of Asia or their languages or culture