Republic of Artsakh vs Artsakh

Republic of Artsakh and Artsakh both are nouns.

Word	Noun	Adjective	Verb	Adverb
Republic of Artsakh	Yes	No	No	No
Artsakh	Yes	No	No	No

As nouns, Republic of Artsakh and Artsakh are synonyms defined as:

Republic of Artsakh and Artsakh: unrecognized de-facto state in South Caucasus

Other synonyms of Republic of Artsakh include Nagorno-Karabakh, Nagorno-Karabakh Republic.

Republic of Artsakh (noun)	Artsakh (noun)
unrecognized de-facto state in South Caucasus	unrecognized de-facto state in South Caucasus