#1 beastly r. in a beastly manner; "she behaved beastly toward her mother-in-law". wn
#2 beastly s. [bestial, brute, brutish, brutal] resembling a beast; showing lack of human sensibility; "beastly desires"; "a bestial nature"; "brute force"; "a dull and brutish man"; "bestial treatment of prisoners". wn
vizzz