Translation guide
The English word "unguarded" has several distinct meanings. This guide helps you choose the right Japanese expression depending on whether you mean unprotected, careless, or candid.
Describing a place, object, or position that is vulnerable because no one is watching or protecting it.
Literally 'defenseless' or 'unprotected'. Used for physical places, objects, or even people who are vulnerable.
The building was unguarded.
They were attacked by the enemy in an unguarded state.
Means 'not being guarded/watched'. Emphasizes the lack of surveillance or alertness.
The entrance was unguarded.
Simply 'not protected'. Can be used for objects, places, or people.
The bridge was unguarded.
Means 'unwatchful' or 'without vigilance'. Often used in security contexts.
They crossed the unguarded border.
Describing words or actions done without thinking about the consequences, often revealing something unintended.
Means 'careless' or 'unprepared'. Commonly used for remarks that slip out.
He angered him with an unguarded remark.
Means 'rash' or 'thoughtless'. Stronger than 不用意, implies a lack of consideration.
Describes a careless mistake or slip. Often used for momentary lapses.
Means 'indiscreet' or 'imprudent'. Formal and somewhat literary.
Describing a person or a moment when someone is relaxed and speaks honestly, without their usual defenses.
Literally 'let down one's guard'. Describes a state of being relaxed and open.
In an unguarded moment, he spoke his true feelings.
Can also mean emotionally vulnerable or open. Often used for someone who is candid because they are off-guard.
Means 'natural' or 'unadorned'. Used for someone's true self without pretense.
A friend with whom I can be unguarded.
Literally 'allowed one's heart to be at ease'. Implies trusting someone enough to be unguarded.
The English word "unguarded" covers several distinct concepts. Using a single Japanese word for all situations will sound unnatural. Always consider the intended meaning first.
He made an unguarded remark. (unnatural)
He made an unguarded remark. (natural)
無防備 is about being physically or emotionally defenseless. 不用意 is about being careless with words or actions. They are not interchangeable.
The castle was left unguarded.
In an unguarded moment, she revealed her secret.
His unguarded comments caused trouble.
I carelessly let the secret slip.
軽率な行動で信用を失った。
He lost trust through his unguarded actions.
The mood turned sour because of one unguarded comment.
無分別な言葉は慎むべきだ。
You should refrain from unguarded words.
She showed an unguarded smile.
He treated me with an unguarded attitude.
He only complains to people he is unguarded with.