Example of idiom: Chapter 12 of Liu Sifen's "White Gate Willow Sunset Grass": "Make those with malicious intentions dare not act rashly at least temporarily."
The background and synonyms of "malice";
1, with ulterior motives (cú n x and cún xīnīn Liáng): with ulterior motives. From Qing Wu Ren Jian's "The Present Situation of Wonders Witnessed in Twenty Years" 1 16: "He refuses to accept the audit, but he has shortcomings and must have bad intentions."
2. Bad intention (JXīn büLiáng): malicious or conspiracy in mind, impure motives. From Liu Yiqing's Shi Shuo Xin Yu Yan in the Southern Dynasties: "Your intention is not pure, but you want me to be too clean."