悪口

1. Origins, structure, and basic meaning

• Structure: 悪口 is read as わるぐち and means insult or bad-mouthing.
• Basic usage: It can describe speaking badly behind someone’s back or hurling insults in anger.

2. Common pitfalls and similar expressions

• Speaking badly behind someone’s back
  • 悪口: It is wrong to speak badly of someone behind their back. Example: 本人のいない所で悪口を言うのはよくない。
• Hurling insults in anger
  • 悪口: Even when angry, do not hurl insults at the other person. Example: 腹が立っても相手に悪口を浴びせてはいけない。