Georgia vs Tbilisi

Georgia and Tbilisi both are nouns.

Word	Noun	Adjective	Verb	Adverb
Georgia	Yes	No	No	No
Tbilisi	Yes	No	No	No

Georgia (noun)	Tbilisi (noun)
a state in southeastern United States; one of the Confederate states during the American Civil War	the capital and largest city of Georgia on the Kura river
a republic in Asia Minor on the Black Sea separated from Russia by the Caucasus mountains; formerly an Asian soviet but became independent in 1991
one of the British colonies that formed the United States, with capital Savannah