1) Abettor of brutus 2) Back-stabber of Roman lore 3) Brutus abettor 4) Brutus accomplice 5) Brutus co-conspirator 6) Caesar stabber 7) Character in julius caesar 8) Co-conspirator of brutus 9) Conspirator against caesar 10) Conspirator in julius caesar 11) Conspirator with Brutus 12) Envious assassin of Caesar Found on https://www.crosswordclues.com/clue/casca