expression, godan verb (-ku)
hurl abuse; use abusive language
Used when someone verbally attacks another person with harsh, insulting, or offensive words. Often directed at a specific target.
彼は怒って相手に暴言を吐いた。
He got angry and hurled abuse at the other person.
そんな暴言を吐くべきで
You shouldn't use such abusive language.