He wears a survey corps cloak calls it a Body Scarf and gets mad when you call it a cape
Aidan: Hey Ernst nice cape!
Ernst: you know it's a body scarf call it a cape one more time and I'll beat you senseless
I can't Stand this bitch used when somebody is really annoying
Diego: I can't STAND Sakura she's so damn annoying
Ernst: Fr Honestly ICSTB