N-VAR
挑衅；煽动；刺激；激怒
If you describe a person's action as provocation or a provocation, you mean that it is a reason for someone else to react angrily, violently, or emotionally.
例句
He denies murder on the grounds of provocation...
他否认激情杀人。
The soldiers fired without provocation...
士兵无缘无故就开枪了。