Translation guide
Expresses the state of not knowing what to do, say, or how to react, often due to confusion, surprise, or lack of information.
The speaker is faced with a situation and has no idea how to proceed or solve it.
The most common and natural way to say you are at a loss, in trouble, or don't know what to do. It implies a state of being troubled.
どうしたらいいか分からなくて困っています。
I'm at a loss as to what to do.
Literally 'lost at the end of the road'. Used when completely at a loss, with no idea how to proceed, often in a more serious or desperate situation.
突然の解雇に途方に暮れた。
I was at a complete loss after being suddenly fired.
Means 'I give up' or 'I'm stumped'. Used when you've tried everything and are at a loss for further solutions. Casual.
この問題は難しすぎてお手上げだ。
This problem is too difficult; I'm at a loss.
The speaker is so surprised, shocked, or moved that they cannot find the right words.
Literally 'to lose words'. Used when you are so shocked or moved that you are speechless.
あまりの美しさに言葉を失った。
I was at a loss for words at its beauty.
A direct and common way to say 'I don't know what to say'. Suitable for many situations.
こんな時、何と言っていいか分からない。
At a time like this, I'm at a loss for words.
Means 'I have no words to reply'. Used when you are at a loss for a response, often because you've been outwitted or deeply moved.
彼の親切な言葉に返す言葉がなかった。
I was at a loss for a reply to his kind words.
The speaker is mentally confused and cannot understand or process the situation.
A noun/suru-verb meaning bewilderment or being at a loss. Often used in formal or written contexts.
彼の突然の行動に困惑した。
I was bewildered by his sudden action.
A verb meaning to be perplexed or at a loss, often due to an unexpected situation. Slightly more emotional than 困惑.
A casual verb meaning to be flustered or confused, not knowing what to do. Often used in spoken language.
急に質問されてまごついた。
I was at a loss when suddenly asked a question.
Specifically refers to not knowing the answer to a question or how to solve a problem.
The simplest and most direct way to say you don't know. Can be used in almost any context.
その質問の答えが分からない。
I'm at a loss for the answer to that question.
Means 'I have no idea' or 'I can't even guess'. Stronger than 分からない, implying complete lack of clue.
どうすればいいのか見当がつかない。
I'm at a loss as to what to do.
困る is a general, everyday word for being troubled or at a loss. 途方に暮れる is much stronger, implying a sense of despair or being completely stuck, and is more literary.
財布をなくして困った。
I was at a loss because I lost my wallet. (everyday trouble)
仕事も家も失い、途方に暮れた。
Having lost both job and home, I was at a complete loss. (desperate situation)
Do not translate 'at a loss' literally as 損失で (at a financial loss). That means a monetary loss, not the state of being confused or not knowing what to do.
I was at a loss on my first overseas trip.