This is the 292nd most frequent Armenian word.
վրաստանի
"Vrastani" (վրաստանի) means "of Georgia" or "Georgia's" (possessive form referring to the country of Georgia).
Here, 'Վրաստանի' (of Georgia) is used in the genitive case indicating possession—that Tbilisi is the capital of Georgia.
Ես ուզում եմ այցելել Վրաստանի մայրաքաղաք Թբիլիսի։
I want to visit Tbilisi, the capital of Georgia.
In this sentence, 'Վրաստանի' (of Georgia) describes whose economy is growing, indicating possession in a broader sense—belonging to the nation.
Վրաստանի տնտեսությունը մեծանում է տարին տարվա վրա։
The economy of Georgia is growing year by year.
Here, 'Վրաստանի' (of Georgia) is used to associate issues being discussed as related to the state or country Georgia.