beastly

IPA: bˈistɫi

(UK) Pertaining to, or having the form, nature, or habits of, a beast.
(UK) Similar to the nature of a beast; contrary to the nature and dignity of human beings.
(UK, dated) Abominable; very unpleasant.
Powerful, having a powerful appearance (of computing hardware)

Examples of "beastly" in Sentences

The beastly creature roamed through the forest, its massive claws leaving deep gouges in the earth
The beastly howls of the werewolf echoed through the night, striking fear into the hearts of all who heard it
His temper was truly beastly, as he flew into a rage at the slightest provocation
The beastly strength of the ogre was unmatched, able to lift boulders with ease
The beastly storm raged on, with lightning flashing and thunder rumbling in the distance