Belarusian
adj//ˌbjɛləˈ-//vitrysk, belarusisk, vitryska, vitryss, belarusier, belarusiska
Of, from, or pertaining to Belarus, the Belarusian people.
(uncountable) The Slavic language spoken in Belarus (formerly called White Ruthenia or White Russia).
(countable) A citizen of Belarus.