Votyak (archaic, historical term for an Udmurt person)
Мой дед по национальности вотяк.
My grandfather was Votyak by nationality.
В старых книгах удмуртов называли вотяками.
In old books, Udmurts were called Votyaks.
Этот путешественник писал о вотяках и их обычаях.
This traveler wrote about the Votyaks and their customs.