論外|ろんがいrongai[1]atamadaka (head-high)

1. na-adjective, no-adjectiveout of the question; outrageous; impossible
   この前まえの娘むすめは口述こうじゅつ内容ないようを筆記ひっきするのも無理むりだった。速記そっきなんて論外ろんがいさ。↗

   That girl couldn't take things down in longhand, let alone shorthand.
2. na-adjective, no-adjectiveirrelevant; not pertinent

• Related的外れまとはずれNeutralDescribes opinions or answers that miss the point, as in 「的外れな意見」. It stresses failing to grasp the point, while 論外 stresses being not worth mentioning.
• Related筋違いすじちがいNeutralRefers to the wrong target or something unreasonable, as in 「筋違いの恨み」. It stresses aiming at the wrong object, while 論外 dismisses a matter as not worth discussing.
• Antonym妥当だとうNeutralAn antonym: it means valid and reasonable, the opposite of 論外, which dismisses something as not worth mentioning.
• Antonym適切てきせつNeutralAn antonym: it means appropriate or fitting, the opposite of 論外, which brands something as beyond discussion.

Use 「論外」 for something outrageous enough to be beyond discussion or unrelated to the topic, as in 「遅刻など論外だ」. Use 「的外れ」 for missing the point and 「筋違い」 for the wrong target; the antonyms are 「妥当」 and 「適切」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 論ろんずるには及およばないこと。もってのほかであること。
2. 論ろんじていることと無関係むかんけいなこと。