suspicion-n; 3 Senses

Sense Number 1: Doubt or an impression that something might not be the case.

Commentary: SUSPICION[+emotion][+event]

Examples:
He had a suspicion that something had gone wrong.
His suspicion of an attack left them on the defensive.

Mappings:
WordNet 3.0 Sense Numbers: 1, 2

Sense Number 2: The state of being suspected.

Commentary: SUSPICION[+state]
NOTE: always "from suspicion".

Examples:
He tried to shield me from suspicion.
I am not free from suspicion.

Mappings:
WordNet 3.0 Sense Numbers: 3

Sense Number 3: Being of a suspicious nature.

Commentary: SUSPICION[+characteristic]

Examples:
His suspicion destroyed his marriage.
Her suspicion puts me on edge.

Mappings:
WordNet 3.0 Sense Numbers: 4