American Dictionary of the English Language

SUSPI'CION, noun [Latin suspicio. See Suspect.] The act of suspecting; the imagination of the existence of something without proof, or upon very slight evidence, or upon no evidence at all. suspicion often proceeds from the apprehension of evil; it is the offspring or companion of jealousy.

Suspicions among thoughts, are like bats among birds; they ever fly by twilight.