careful, cautious
彼はボブより賢明で慎重だ。
He is wiser and more cautious than Bob.
人々には金がなく、使うのにも慎重だったから、買う量はどんどん減っていった。
People had little money and were careful about spending it, so they kept buying less and less.
彼女は何をするにも慎重であった。
She was cautious in everything she did.
慎重になれ
Be careful.
— オッペンハイマー (2023)
彼の発言は慎重だった。
His remarks were cautious.
夫と比べると、彼女はあまり慎重ではない。
Compared with her husband, she isn't very cautious.
彼の運転は大変慎重だ。
He drives very carefully.
貯金をしておくとはあなたは慎重でしたね。
You were wise to put some money aside.
相手を選ぶときは慎重でなければならない。
You have to be careful when choosing a partner.
彼は行動が慎重だ。
He is cautious in his actions.