‘Avada Kedavra’ or the killing curse has been taken from the Armaic phrase “avra kehdabra” meaning ‘I will create as I speak’. Although J.K.Rowling has combined it with the latin ‘cadavra’ meaning dead bodies.
So Avada Kedavra stands for “I will create dead bodies as I speak “
when someone tries to argue with you on a topic you know more about
REALLY LONG UNSKIPPABLE CUTSCENES BEFORE BOSS BATTLES THAT U KEEP LOSING