noun
Refers to a feeling of uncertainty or lack of trust about something or someone. Often used in formal or written contexts, and common in compounds like 疑問 (question) or 容疑 (suspicion of a crime).
彼の説明には疑いの余地がある。
There is room for doubt in his explanation.
警察は彼に疑いをかけている。
The police suspect him.