This is the 375th most frequent Armenian word.
ռուսաստանը
"Ռուսաստանը" means "Russia" in English.
In this sentence, "Ռուսաստանը" is used as the subject, referring to the country.
Ռուսաստանը մեծ երկիր է։
Russia is a large country.
Here, "Ռուսաստանը" is used as the direct object of the verb, indicating the destination visited.
Ես այցելեցի Ռուսաստանը անցյալ ամառ։
I visited Russia last summer.
In this context, "Ռուսաստանի" is the possessive form, describing something belonging to or associated with Russia.