[beest-lee] 
adjective, -li⋅er, -li⋅est, adverb | 1. | of or like a beast; bestial. |
| 2. | Informal. nasty; unpleasant; disagreeable. |
| 3. | Chiefly British Informal. very; exceedingly: It's beastly cold out. |
| 4. | British Informal. disagreeably; outrageously: beastly rude. |
li