BIRK
Meaning of BIRK in English
/berrk/ ; Scot. /birddk/ , n., adj., v.t. Scot. and North Eng.
birch.
[ bef. 900; ME byrk, OE birc, by-form of birce BIRCH ]
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012