This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

adj. comparative form of beastly: more beastly

"The main thing that has been achieved by the recent diplomatic maneuvers is what Washington considers to be a more favorable public-relations ambience for making the war bigger, bloodier, and beastlier."