N-UNCOUNT
妒忌；吃醋；小心提防
Jealousy is the feeling of anger or bitterness which someone has when they think that another person is trying to take a lover or friend, or a possession, away from them.
例句
At first his jealousy only showed in small ways — he didn't mind me talking to other guys.
起初他的小心眼表现得不是十分明显——他并不介意我和其他男人说话。