beastly
adjective
1. (informal) very unpleasant
Similar word(s): unpleasant, hellish
2. resembling a beast; showing lack of human sensibility
- beastly desires
Similar word(s): inhumane, bestial, brutal, brute, brutish
Sentences with beastly as an adjective:
- beastly weather
adverb
1. in a beastly manner
- she behaved beastly toward her mother-in-law