dubiety ---------- 置疑（名词）

英文释义
(noun) Uncertainty due to serious suspicion about the truthfulness of certain assumptions; the condition of being doubtful.

例句
The stern manager showed a great deal of dubiety when he asked the young employee to repeat his strange explanation of his previous absence.
严厉的经理要求这名员工重复对他之前没来上班的奇怪解释，这表明经理有很大的疑惑。