How to say "objection" in Japanese

• 文句もんくJLPT N3approx.Common
  nounCovers grumbling or complaining that something is unsatisfactory; 'objection' only in this loose sense. It is everyday grumbling rather than a reasoned objection, so it is seldom the word you want for a formal objection.
  そんなことは君きみが文句もんくを言いう理由りゆうにはならないよ。↗

  That doesn't give you grounds for complaining.
• 反論はんろんCommon
  noun, suru verb, transitive verb, intransitive verbAn objection as a counterargument: a reasoned rebuttal to what someone has said. Typical in debates, discussions, and academic writing, where you answer another person's claim with opposing arguments.
  彼かれには彼女かのじょに反論はんろんする立派りっぱな言い分いいぶんがある。↗

  He has a good case against her.
• 異議いぎJLPT N1approx.Common
  nounThe formal objection in meetings, proceedings, and legal contexts—raising 異議 is to state dissent officially. This is the usual choice when 'objection' is declared against a proposal or procedure.
  だからといって異議いぎがあるわけではない。↗

  Not that I have any objection.
• 抗議こうぎJLPT N1approx.Common
  suru verb, transitive verb, intransitive verb, no-adjectiveAn objection as a protest: objecting to something considered wrong or unacceptable, often to an authority. Suited to complaints lodged against decisions, treatment, or actions one finds unfair.
  私はこれを抗議こうぎと解釈かいしゃくした。↗

  I interpreted this as a protest.
• 苦情くじょうJLPT N2approx.Common
  nounA grievance or formal complaint about trouble one has suffered, such as poor service or a defective product. As 'objection' it means voicing such a grievance rather than arguing against a statement.
  その顧客こきゃくの苦情くじょうは微妙びみょうな問題もんだいに関かかわるものだった。↗

  The customer's complaint was about a sensitive issue.

Use 異議 for a formal objection raised in a meeting or legal setting, 反論 for an argument countering someone's claim, 抗議 for a protest against something unacceptable, and 文句 or 苦情 for complaints—文句 grumbling, 苦情 a formal grievance.

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

• 文句もんくcomplaint
• 反論はんろんobjection
• 異議いぎobjection
• 抗議こうぎprotest
• 苦情くじょうcomplaint
• 申し分もうしぶんcomplaint
• 異論いろんdifferent opinion
• 異存いぞんobjection
• 不同意ふどういdisagreement
• 反対はんたいopposition
• 不服ふふくdissatisfaction
• オブジェクションobjection
• アゲンストopposition
• 抗論こうろんrefutation
• 不承ふしょうdissent
• 異見いけんdifferent opinion
• 不承諾ふしょうだくdissent
• 不承知ふしょうちdissent
• 否いなdisagreement
• クレーム(general) complaint
• 言い分いいぶんcomplaint
• 物言いものいいobjection
• 子細しさいhindrance
• 一議いちぎobjection
• 否やいなやobjection
• 故障こしょうobjection