community vs Circassian

community and Circassian both are nouns.

Word	Noun	Adjective	Verb	Adverb
community	Yes	No	No	No
Circassian	Yes	No	No	No

As nouns, Circassian is a hyponym of community; that is, Circassian is a word with a more specific, narrower meaning than community:

community (noun)	Circassian (noun)
a group of people living in a particular local area	a northern Caucasian language spoken by the Circassian
(ecology) a group of interdependent organisms inhabiting the same region and interacting with each other	a mostly Sunni Muslim community living in northwestern Caucasia
a group of people having a religion, ethnic, profession, or other particular characteristic in common	a member of the Sunni Muslim people living in northwestern Caucasia
a group of nations having common interests
a district where people live; occupied primarily by private residences
common ownership
agreement as to goals