YOU SAID:

Senpai, you are acting a bit sus

INTO JAPANESE

先輩、あなたは少しサスを演じています

BACK INTO ENGLISH

Senior, you play a little suspension

INTO JAPANESE

先輩、あなたは少しサスペンションをします

BACK INTO ENGLISH

Senior, you do a little suspension

INTO JAPANESE

先輩、あなたは少し停止します

BACK INTO ENGLISH

Senior, you stop a little

INTO JAPANESE

先輩、少しやめます

BACK INTO ENGLISH

Senior, quit a little

INTO JAPANESE

先輩、少しやめなさい

BACK INTO ENGLISH

Senior, stop a little

INTO JAPANESE

先輩、少しやめて

BACK INTO ENGLISH

Senior, stop a little