嫌疑 + Noun
The character 疑 (yí) means 'to doubt' or 'to suspect.' It is commonly found in compound words such as 嫌疑 (suspicion) and 怀疑 (to doubt). In the compound 嫌疑人, it combines with 嫌 to form the word for 'suspicion,' and 人 makes it 'suspect' (person).
警察怀疑他和这件案子有关系。
Jǐngchá huáiyí tā hé zhè jiàn ànzi yǒu guānxì.
The police suspect he is connected to this case.
我不怀疑你的能力,只是有点担心时间不够。
Wǒ bù huáiyí nǐ de nénglì, zhǐshì yǒudiǎn dānxīn shíjiān bùgòu.
I don't doubt your ability; I'm just a little worried there won't be enough time.
他是这起盗窃案的嫌疑人。
Tā shì zhè qǐ dàoqiè àn de xiányírén.
He is the suspect in this theft case.