陰謀・隠謀|いんぼうinbou[0]heiban (flat)

1. nounplot; intrigue; scheme
   私は彼かれらの陰謀いんぼうをすぐに見抜みぬいた。↗

   I saw through their plot at once.
2. noun, lawconspiracy; agreement between two or more people to commit an unlawful act

• Synonym謀はかりごとWrittenWritten/formal prose. A stratagem or scheme, not necessarily bad; 「陰謀」 refers specifically to a bad plan hatched in secret.
• Synonym共謀きょうぼうWrittenWritten/formal prose. A legal term for conspiring together, as in 「共謀罪」; stresses the act of joint plotting, while 「陰謀」 stresses the plot's content itself.
• Synonym謀略ぼうりゃくWrittenWritten/formal prose. Schemes for trapping an opponent, as in 「謀略戦」; stresses the means or tactics, while 「陰謀」 stresses the secret plotting.
• Synonym謀議ぼうぎWrittenWritten/formal prose. The act of conferring and plotting together; 「陰謀」 is the bad plan that such plotting produces.
• Synonym企てくわだてWrittenWritten/formal prose. A plan or attempt, neutral in itself, and can also mean a legitimate undertaking; 「陰謀」 is always a secret, bad plan.
• Synonym企みたくらみNeutralNeutral and everyday. A scheme or trick plotted in secret, as in 「何か企みがある」; 「陰謀」 is more formal and also used in political contexts.
• Synonym悪巧みわるだくみCasualColloquial. A bad idea or trick, as in 「悪巧みをする」; lighter in tone and often teasing. 「陰謀」 is more formal and also appears in political and legal contexts.
• Synonym共同謀議きょうどうぼうぎFormalFormal legal term for several people secretly conferring to commit a crime; 「陰謀」 is not limited to multiple people and is used more broadly.
• Synonym密謀みつぼうWrittenWritten/formal prose and less common. Secret plotting; can take 「する」 as a verb. 「陰謀」 is a noun for the bad plan itself.
• Synonym密計みっけいWrittenWritten/formal prose and rare. A secret plan kept from leaking, without stressing good or bad; 「陰謀」 always means a bad plan.
• Synonym謀計ぼうけいWrittenWritten/formal prose and rare. A secret, bad scheme, close in meaning to 「陰謀」; in everyday use 「陰謀」 is enough.
• Related魂胆こんたんCasualColloquial. An ulterior motive or inner scheme, as in 「魂胆が見え見え」; stresses hidden intent, while 「陰謀」 is a concretely plotted plan.
• Antonym陽謀WrittenWritten/formal prose and rare. A scheme carried out in the open; it contrasts with 「陰謀」 as open versus secret.

Use 「陰謀」 for a bad plan plotted in secret, as in 「陰謀論」. For everyday talk about bad ideas pick 「悪巧み」 or 「企み」, for hidden motives 「魂胆」, and for people conspiring together 「共謀」. 「共同謀議」 is the formal legal term; 「陽謀」 is its opposite, an open stratagem.

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

1. 人ひとに知しられないように企たくらむ良よくない計画けいかく。
2. 二人ふたり以上いじょうの者ものによる犯罪はんざい計画けいかく。