discourage-v; 2 Senses

Sense Number 1: deprive of courage, hope, or optimism

Examples:
The thought of how much work she had to do discouraged her.
Alexander's untimely death discouraged Rose.
I was discouraged, downhearted, and distraught.

Mappings:
VerbNet: amuse-31.1
FrameNet: Experiencer_obj
PropBank: discourage.01
WordNet 3.0 Sense Numbers: 2

Sense Number 2: prevent something from happening or someone from doing something

Examples:
They lead a seven day campaign to discourage students from binge drinking.
The authorities have put tanks on the streets to discourage any protest.
As in the previous year, the GEC actively discouraged new course proposals.
The chilly wind from the ocean discouraged sunbathing.
Pictures of blackened lungs in my biology text book discouraged me from smoking.

Mappings:
VerbNet: accept-77,forbid-67-1
FrameNet: Attempt_suasion
PropBank: discourage.01
WordNet 3.0 Sense Numbers: 1, 3