noun
abusive language; swear word; curse word
General term for insulting, offensive, or vulgar words. Covers everything from mild insults to strong profanity.
彼は怒るとすぐ罵り言葉を使う。
He uses abusive language as soon as he gets angry.
その罵り言葉は公共の場では使うべきではない。
That swear word should not be used in public.
Compound of 罵り (ののしり, the continuative form of 罵る 'to abuse verbally') + 言葉 (ことば 'word, language').