denounce-v; 2 Senses

Sense Number 1: to accuse, condemn or judge as wrong

Signs, placards, and graffiti drawn on walls and pavements denounced the invaders.
The opposition parties denounced it as a sell-out.
The paper regularly runs editorials denouncing her for marrying a foreigner.

VerbNet: judgement-33
FrameNet: Judgment_communication
PropBank: denounce.01
WordNet 3.0 Sense Numbers: 1, 2, 4

Sense Number 2: formally announce the termination of an agreement

This treaty may be denounced by any contracting party by notification.
Winston Churchill denounced the agreement in the House of Commons.

VerbNet: NM
FrameNet: NM
PropBank: NM
WordNet 3.0 Sense Numbers: 3