Kasträsh can be used if someone is on the toilet and you can just scream "KASTRÄSH" and they have to come out even if they are in the middle of peeing.
Oh wow look Susan is on the toilet let's get her out KASTRÄSH
Susan runs out immediately.
Kastrosh can be used if someone is talking and you can just scream "KASTROSH" and they have to stop talking even if they are in the middle of a sentence.
Oh wow look Susan is talking about among us lets get her to stop talking KASTROSH
Susan stops talking immediately
Kastrysh can be used if someone hates snow and you can just scream "KASTRYSH" and they will get snow launched in their face at 220/mph so they can truly appreciate snow.
Oh wow look Susan hates snow let's get her to love snow KASTRYSH
Susan loves snow now.