SuGoiSuす語彙す
Grammar › N2 · 13 Obligation and permission

〜べきではない: should not

N2 · 13 Obligation and permission

Says that something is not right, morally or in common sense.

Verb dictionary form + べきではない (する: すべきではない or するべきではない). Gives advice or an opinion on what is wrong to do. Compare 〜てはいけない, which is a rule, and 〜ない方がいい, which is milder.

Examples

You should not fight in front of children.

You should not reply while you are emotional.

Study 〜べきではない in the course →