錯誤|さくごsakugo[1]atamadaka (head-high)

1. nounmistake; error; discrepancy
2. noun, lawdiscrepancy between one's actions and intentions

• Synonym間違いまちがいNeutralThe everyday, all-purpose word for a mistake; 「錯誤」 is more written and mostly appears in 「試行錯誤」, 「時代錯誤」 or legal contexts.
• SynonymミスNeutralA loanword common in speech for any slip or blunder, whatever the cause, as in 「判断ミス」; 「錯誤」 is written and means a mismatch between belief and fact.
• SynonymエラーNeutralA loanword mostly for program errors or baseball errors; 「錯誤」 refers to mistakes in judgment or understanding.
• Synonym過誤かごWrittenWritten/formal, for faults or errors, often medical or legal, as in 「医療過誤」; 「錯誤」 stresses a mismatch with the facts.
• Synonym過失かしつWrittenLegal, formal term for a fault caused by negligence, as in 「過失致死」; 「錯誤」 is a misunderstanding and does not stress carelessness.
• Synonym誤りあやまりNeutralAn error, something incorrect; somewhat written, as in 「誤りを訂正する」. 「錯誤」 is more technical and mostly in fixed expressions.
• Synonym失敗しっぱいNeutralSomething not working out, failure; 「錯誤」 is an error of understanding and does not mean the outcome was a failure.
• Synonym失策しっさくNeutralA blunder in strategy or judgment, also a fielding error in baseball; 「錯誤」 stresses a mismatch between understanding and fact.
• Synonym失態しったいWrittenA blunder that costs face, an embarrassing lapse; 「錯誤」 has nothing to do with losing face.
• Related過ちあやまちWrittenA fault or wrongdoing with moral overtones, as in 「過ちを犯す」; 「錯誤」 is simply a cognitive error and carries no moral judgment.
• Related落ち度おちどNeutralA blameworthy fault or lapse, as in 「こちらに落ち度はない」; 「錯誤」 carries no sense of assigning blame.
• Related誤謬ごびゅうWrittenWritten/formal, for fallacies in theory or reasoning; 「錯誤」 points to a mismatch between one's understanding and the facts.
• Related間違えまちがえNeutralClose in meaning to 「間違い」, also used in writing, as in 「書き間違え」; 「錯誤」 is more technical and mostly appears in set phrases.
• Related仕損じしそんじNeutralBotching a task, usually a concrete operational failure; 「錯誤」 is an error of understanding.
• Related仕損ないしそこないNeutralFailing to do something well, messing it up; 「錯誤」 centers on mistaken understanding or judgment.
• RelatedポカCasualColloquial, for a simple careless slip one would not normally make; from go and shogi. 「錯誤」 is a written word for cognitive error.
• RelatedしくじりCasualColloquial, for botching or failing at something; 「錯誤」 is a written word leaning toward cognitive error.
• Related遣り損じやりそんじNeutralA failure or error in doing something; less common. 「錯誤」 is a written word for an error of understanding.
• Antonym正確せいかくNeutralAccurate and free of error; the opposite of the mistakes or discrepancies that 「錯誤」 denotes.

For everyday mistakes use 「間違い」 or 「ミス」; 「誤り」 also works in writing. 「錯誤」 itself is formal and mostly appears in fixed phrases like 「試行錯誤」 and 「時代錯誤」 or in legal usage. For a fault from negligence use 「過失」; for moral wrongdoing 「過ち」, for blameworthy lapses 「落ち度」, for botched tasks 「失敗」 or 「しくじり」.

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

1. 事実じじつに対たいする間違まちがい。
2. 内心ないしんと表示ひょうじ行為こういとの間あいだが一致いっちしないことを表意ひょうい者しゃが認識にんしきしていないこと。