覆す|くつがえすkutsugaesu[3]nakadaka (mid-high)

JLPT N1approx.Common
Definitions
  1. godan verb, transitive verbto overturn; to capsize; to upset
  2. godan verb, transitive verbto overthrow (government etc.)
  3. godan verb, transitive verbto reverse (decision etc.); to disprove (an established theory etc.); to overrule
    The Supreme Court overturned a previous decision.
Conjugation
Dictionary form覆す(くつがえす)
Polite (masu)覆します(くつがえします)
Negative (nai)覆さない(くつがえさない)
polite (masen)覆しません(くつがえしません)
classical zu / nu覆さず・覆さぬ(くつがえさず・くつがえさぬ)
Past (ta)覆した(くつがえした)
polite (mashita)覆しました(くつがえしました)
Past negative (nakatta)覆さなかった(くつがえさなかった)
polite (masen deshita)覆しませんでした(くつがえしませんでした)
Te form覆して(くつがえして)
Potential覆せる(くつがえせる)
Passive覆される(くつがえされる)
Causative覆させる(くつがえさせる)
Causative passive覆させられる(くつがえさせられる)
Conditional (ba)覆せば(くつがえせば)
tara覆したら(くつがえしたら)
Volitional覆そう(くつがえそう)
polite (mashou)覆しましょう(くつがえしましょう)
Imperative覆せ(くつがえせ)

Common forms generated by rule; see the senses for honorific or irregular usage.

Transitive / intransitive pair
transitive覆すくつがえす⇄intransitive覆るくつがえる
船ふねが覆くつがえる
船ふねを覆くつがえす
覆る is intransitive and takes が, presenting the boat as the subject that overturns; 覆す is transitive and takes を, presenting an agent as overturning the boat.

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

Synonyms & antonyms
  • Synonym転覆てんぷくWrittenWritten/formal prose: mostly a noun — boats or vehicles capsizing, a government being overthrown. 「覆す」 is a transitive verb, also used for theories and verdicts.
  • Synonym打倒だとうWrittenWritten/formal prose: bringing down an enemy or regime, often as a slogan like 「〜打倒」. 「覆す」 also applies to established theories and verdicts.
  • Synonymひっくり返すひっくりかえすCasualColloquial: turning or knocking things over, also overturning decisions. 「覆す」 is more written, mainly for overturning established theories, verdicts and regimes.
  • Synonym傾覆けいふくWrittenWritten/formal prose and rare: capsizing or overturning. In everyday speech use 「転覆」 or 「ひっくり返す」 instead.
  • Synonym翻倒ほんとうWrittenWritten/formal prose but rare: turning something upside down. Say 「ひっくり返す」 in everyday speech.
  • Related逆転ぎゃくてんNeutralNeutral: a situation turning around, a comeback from behind, as in 「逆転勝ち」. 「覆す」 stresses overturning an established conclusion or decision.
  • Related倒すたおすNeutralNeutral: pushing something over, defeating someone, overthrowing a regime. 「覆す」 focuses on flipping an established judgment or situation.
  • Related反転はんてんNeutralNeutral: flipping direction, reversing a photo negative to positive, a market rebounding. 「覆す」 stresses overthrowing an established conclusion.
  • Related裏返すうらがえすNeutralNeutral: turning something front to back or inside out, like clothes or paper. Not used for overturning verdicts or theories.
  • Related翻すひるがえすWrittenWritten/formal prose, transitive: making a flag flutter or flipping something over, and changing one's mind or retracting one's words, as in 「前言を翻す」「旗を翻す」.
  • Related倒置とうちWrittenWritten/formal prose: placing something upside down, or grammatical inversion. 「覆す」 can also mean to upset or capsize, but its focus is overturning.
  • Related転かすこかすCasualColloquial or dialectal: knocking things or people over; it can also mean hiding something. Not used for overturning verdicts or theories.
  • Related打ち倒すうちたおすWrittenWritten/formal prose: knocking an opponent down or defeating them completely. 「覆す」 does not target people; it overturns judgments and situations.
  • Antonym確立かくりつWrittenWritten/formal prose: firmly establishing a system or theory — the opposite of 「覆す」, which overturns what is already established.

Use 「覆す」 to overturn established theories, verdicts or predictions. In colloquial speech, turning things over is 「ひっくり返す」; a situation turning around is 「逆転」; boats or vehicles capsizing is 「転覆」; taking back your words is 「翻す」.

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

Japanese definitions
  1. 今いままでの状態じょうたいとは反対はんたいの状態じょうたいにし、その物事ものごとの価値かちを失うしなわせる。
Kanji in this word
English equivalents

JLPT vocabulary levels are community estimates, not official (no official lists have been published since the 2010 revision).

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