distrust

1. V-T If you distrust someone or something, you think they are not honest, reliable, or safe. 不信任

I don't have any particular reason to distrust them. 我没有任何特殊的理由不信任他们。

2. N-UNCOUNT Distrust is the feeling of doubt that you have toward someone or something you distrust. 怀疑[also 'a' N, oft N 'of' n]

What he saw there left him with a profound distrust of all political authority. 他在那个地方之所见让他对所有政治权威产生了极度怀疑。