けいかいしん

警戒心
wariness

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けいかいしん【警戒心】

wariness; leeriness; cautiousness.

●一度虐待された犬は人間に対する警戒心が強くなる. When a dog has been treated cruelly once, its wariness of people increases.

●警戒心を緩める relax one's wariness 《of…》

・人に警戒心を起こさせる make sb cautious [wary, leery]; put sb on his guard; put sb on the defensive

・あんな聞き方をしたら証人に警戒心を起こさせるだけじゃないか. If you question the witness that way, you'll just make him wary of you [put him on his guard].

●私たちの警戒心はなくなった. We've lost our cautiousness. | Our caution vanished.