猜忌

cāijì
to be suspicious and jealous of

CEDICT

to be suspicious and jealous

Wiktionary

因不信任他人，而猜想其将不利于自己。《后汉书．卷二九．申屠刚传》：「平帝时，王莽专政，朝多猜忌，遂隔绝帝外家冯、卫二族，不得交宦，刚常疾之。」《红楼梦．第二七回》：「他兄妹间多有不避嫌疑之处，嘲笑喜怒无常；况且林黛玉素昔猜忌，好弄小性儿的。」也作「猜嫌」。

重編國語辭典

Entry Composition

1 猜 cāi to guess
2 忌 jì
  1. to be jealous of
  2. fear
  3. dread
  4. scruple
  5. to avoid or abstain from
  6. to quit
  7. to give up sth