assassination-n; 2 Senses

Sense Number 1: the purposeful maligning of the reputation of a public figure

Commentary: ASSASSINATION[+human][+public_figure][+character]

A character assassination is easier to commit than a physical assault.
The Senate has been debased to the level of a forum of hate and character assassination.

WordNet 3.0 Sense Numbers: 1

Sense Number 2: the purposeful killing of a public figure, often for ideological reasons

Commentary: ASSASSINATION[+event][+human][+public_figure][+purposeful_killing] (
NOTE: most examples can be read as nominal or verbal, proving the noun's eventive nature.)

The assassination by hamas was executed successfully.
Assassination has never changed the history of the world.
Demoralize the surprise, terror, sabotage, assassination.

WordNet 3.0 Sense Numbers: 2