Translation guide
The English phrase 'be prudent' describes acting with careful thought for the future, avoiding unnecessary risks. In Japanese, this concept is expressed through adjectives, verbs, and set phrases that emphasize caution, discretion, and foresight. The most natural translations depend on whether you are describing a person's character, giving advice, or talking about a specific action.
To say someone is prudent by nature, careful in decision-making, or avoids risks.
The most common and versatile word for 'prudent' or 'cautious.' It describes someone who thinks carefully before acting. Can be used for both personality and specific situations.
彼はとても慎重な人だ。
He is a very prudent person.
Please act prudently.
Literally 'deep in caution,' this adjective emphasizes wariness and careful attention to potential dangers. Slightly stronger than 慎重.
用心深い運転手は事故を避けられる。
A prudent driver can avoid accidents.
Means 'solid, steady, sound.' Often used for financial prudence or a reliable, no-nonsense approach. Implies avoiding speculation or frivolity.
堅実な投資が大切だ。
Prudent investment is important.
To tell someone to be careful, think ahead, or not take unnecessary risks.
The most common way to say 'be careful' or 'take care.' While not a direct translation of 'prudent,' it's the natural equivalent in many advisory contexts.
道に気をつけて。
Be prudent on the road. (Be careful on the road.)
A casual, friendly way to say 'be prudent' or 'be careful.' The ね softens it.
大事な決断だから、慎重にね。
It's an important decision, so be prudent.
A polite, formal way to say 'please be careful/cautious.' Used in announcements or written warnings.
足元にご注意ください。
Please be prudent about your footing. (Watch your step.)
To describe the act of being prudent in a specific situation, often implying restraint or wise judgment.
Literally 'to act prudently.' A straightforward verb phrase for taking careful action.
彼はいつも慎重に行動する。
He always acts prudently.
Means 'to have discretion/good judgment.' Implies mature, sensible decision-making. Often used to praise someone's prudence.
彼女は分別があるから、安心だ。
She is prudent, so I feel at ease.
Literally 'not to stir up trouble.' A more idiomatic way to express prudence by avoiding unnecessary conflict or risk.
彼は事を構えないようにしている。
He tries to be prudent and not cause trouble.
To express being careful with money or resources, avoiding waste.
Means 'to be thrifty/economical.' Focuses on saving money and avoiding waste. A key aspect of prudence in daily life.
彼は給料を倹約して使っている。
He uses his salary prudently (thriftily).
Also means 'to save/economize,' but broader than 倹約. Can refer to saving time, energy, or resources.
電気を節約するのは賢明だ。
It is prudent to save electricity.
慎重 (shinchou) is the general term for careful, prudent behavior. 用心深い (youjinbukai) implies a heightened sense of caution against potential dangers or deception. Use 用心深い when wariness is key.
In casual conversation, 'be prudent' often translates to 気をつける (ki wo tsukeru). It's less formal than 慎重 and covers a wide range of careful behaviors.