ambuscaded

Example:The plan was revealed by a leak in the investigation team.

Definition:to unexpectedly become known or exposed.

Example:The siren exposed the enemy's position to our sight.

Definition:made known to sight; discovered; revealed; laid open to view or knowledge; shown what it is; found out.

Example:They announced the start of the offensive.

Definition:to make known by direct declaration or by speech; to declare or state plainly.