Kazakstan vs Kazakhstani

Kazakstan and Kazakhstani both are nouns.

Word	Noun	Adjective	Verb	Adverb
Kazakstan	Yes	No	No	No
Kazakhstani	Yes	Yes	No	No

Kazakstan (noun)	Kazakhstani (noun)
a landlocked republic to the south of Russia and to the northeast of the Caspian Sea; the original Turkic-speaking inhabitants were overrun by Mongols in the 13th century; an Asian soviet from 1936 to 1991	a native or inhabitant of Kazakhstan

Kazakstan (adjective)	Kazakhstani (adjective)
	of or pertaining to Kazakhstan or to the Kazakhs or their culture