noun
tone of an argument; force of an argument
Refers to the sharpness, intensity, or cutting edge of a debate or argument. Often used in formal or written contexts.
彼の論鋒は鋭く、誰も反論できなかった。
His argument was so sharp that no one could refute it.
討論会では、両者の論鋒が激しくぶつかり合った。
At the debate, the force of both sides' arguments clashed intensely.