suspicion
US /səˈspɪʃ.ən/
UK /səˈspɪʃ.ən/

1.
a feeling or belief that someone is guilty of an illegal or dishonest act
:
•
The police arrested him on suspicion of theft.
•
Her sudden wealth aroused suspicion.
2.
a feeling that something is possible or likely
:
•
I had a suspicion that he was lying.
•
There's a growing suspicion that the economy is worsening.