provocation
Pronunciation: /ˌprɒvəˈkeɪʃ(ə)n/
noun
- 1action or speech that makes someone angry, especially deliberately: you should remain calm and not respond to provocation he burst into tears at the slightest provocation
- Law action or speech held to be likely to prompt physical retaliation: the assault had taken place under provocation

Origin:
late Middle English: from Old French, from Latin provocatio(n-), from the verb provocare (see provoke)