Caeli

Plural of Caelus from Honkai Star Rail

Stelle: How do I suddenly have two brothers?
Caelus: Two Caeli are better than one

sasazuka

An unlucky person (specifically usually picked on by the teacher). In the anime, Strawberry Marshmallow, a student named Sasazuka is always picked on by his teacher to stand in the hallway as a punishment for doing absolutely nothing wrong.

Jason: Bro, you’re such a Sasazuka
Pierce: Huh?
Jason: The teacher made you redo the homework she lost after she scolded you for holding a pen.

Maufuy

To hit or beat someone with a guitar or lute-like instrument like ukuleles.

Ryan: Did you see Mark?
Alec: I saw him with his guitar, I think he is about to maufuy Hana

Windold

To attack someone with a woodwind instrument

Isabelle: do not anger me or I will windold you with my recorder