biăk : gum (Jakbăm, Bumblefoot; Bates XII 2B, 3b)
kojap, biuk : resin from blackboy tree (Jakbăm, Bumblefoot; Bates XII 2B, 3b)
kojup, beeuk : resin (Jakbum, Wabbinyet; Bates XXII B, 3a)
bīuk : gum (Kaiari, Wirijan; BATES XII 2B, 8b)
beeuk, doordin, beerin : resin (blackboy) (Ngalbaitch; Bates XII 2B, 7a)
bīăk : blackboy resin (Ngalbaitch; Bates XII 2B, 7a)
bi-ăk : blackboy gum (Ngalbaitch; Bates XII 2B, 7a)
bi:ak : blackboy gum (Innell, C; Tindale, N 1939)