Kyrgyz Republic vs Kyrgyzstan

Kyrgyz Republic and Kyrgyzstan both are nouns.

Word	Noun	Adjective	Verb	Adverb
Kyrgyz Republic	Yes	No	No	No
Kyrgyzstan	Yes	No	No	No

As nouns, Kyrgyz Republic and Kyrgyzstan are synonyms defined as:

Kyrgyz Republic and Kyrgyzstan: a landlocked republic in west central Asia bordering on northwestern China; formerly an Asian soviet but became independent in 1991

Other synonyms of Kyrgyz Republic include Kirghiz, Kirghizia, Kirghizstan, Kirgiz, Kirgizia, Kirgizstan.

Kyrgyz Republic (noun)	Kyrgyzstan (noun)
a landlocked republic in west central Asia bordering on northwestern China; formerly an Asian soviet but became independent in 1991	a landlocked republic in west central Asia bordering on northwestern China; formerly an Asian soviet but became independent in 1991