This is the 397th most frequent Bulgarian word.
николай
The Bulgarian word "Николай" is a male given name, equivalent to "Nikolai" or "Nicholas" in English.
Here, 'Николай' is used as a proper noun, referring to a person's name.
Николай е отличен ученик.
Nikolay is an excellent student.
Here, 'Николай' is pluralized by adding a grammatical ending, showing it as part of a plurality context.
В класа има двама Николаи.
There are two Nikolays in the class.
In this sentence, 'Николай' is again a proper noun, chosen as a name, and it highlights a cultural and religious significance.