This is the 480th most frequent Armenian word.
ռուբեն
"Ռուբեն" (Ruben) is an Armenian male given name.
Here, 'Ռուբեն' refers to the proper name Ruben as a subject in the sentence.
Ռուբենը իմ հին մանուկ ընկերն է։
Ruben is my old childhood friend.
In this context, 'Ռուբեն' is part of the proper noun Ruben Sevak, referring to an author's name.
Ես սիրում եմ կարդալ Ռուբեն Սեւակի գրքերը։
I enjoy reading Ruben Sevak's books.
Here, 'Ռուբեն' is being analyzed for its linguistic meaning as a personal name.