Translation guide
The English word "muddle" can mean to mix things up in a confused way, to make a mistake or mess, or to be in a state of confusion. This guide covers natural Japanese expressions for these different uses.
Expressing that someone has mixed up items, facts, or ideas, causing confusion.
This is the most direct and common way to say 'to confuse one thing with another' or 'to mix up'. It implies mistaking one thing for another.
彼は日付を混同して、会議に遅れた。
He muddled the dates and was late for the meeting.
Literally 'to make into a jumble'. Used when things are mixed together in a disorderly way, often physically. More casual than 混同する.
書類をごちゃ混ぜにしてしまった。
I muddled up the documents.
Means 'to take one thing for another by mistake'. Often used for physical objects or people.
傘を取り違えてしまいました。
I muddled up the umbrellas (took the wrong one).
Describing a situation where someone has bungled a task or created a confused state.
Means 'to cause confusion' or 'to throw into disorder'. Can be used for situations, plans, or people's minds.
彼の説明が問題をさらに混乱させた。
His explanation further muddled the issue.
Means 'to ruin' or 'to spoil'. Used when a mistake or confusion ruins something.
彼は大事なプレゼンを台無しにした。
He muddled the important presentation.
A casual verb meaning 'to mess up' or 'to fail'. Often used for personal mistakes.
Describing a person's mental state when they are confused or unable to think clearly.
The standard way to say 'to be confused' or 'in a muddle'. Describes a state of mental disarray.
頭が混乱していて、何が何だかわからない。
My head is in a muddle; I don't know what's what.
Means 'to be flustered' or 'to be at a loss'. Often used when someone is confused and doesn't know what to do.
突然の質問にまごついた。
I was muddled by the sudden question.
A colloquial expression meaning 'one's head gets tangled up', i.e., to become confused or muddled.
話が複雑で頭がこんがらがった。
The story was so complicated I got muddled.
Specifically for the action of muddling ingredients in a glass, like mint or fruit.
Loanword from English 'muddle', used in cocktail making. It means to crush ingredients with a muddler.
ミントをマドルして、モヒートを作る。
Muddle the mint to make a mojito.
General verb meaning 'to crush'. Can be used in cooking/drinks context, but less specific than マドルする.
レモンをグラスの中でつぶす。
Muddle the lemon in the glass.
The English word 'muddle' covers a range of meanings that don't map to a single Japanese word. Using 混同する for physical mixing or 混乱させる for mental confusion is usually correct, but check the context.
試験をしくじった。
I muddled the exam.