to provoke /prəˈvoʊk/ /prəˈvəʊk/
to stimulate /ˈstɪmjəˌleɪt/ /ˈstɪmjʊleɪt/
to incite
to instigate /ˈɪnstəˌgeɪt/ /ˈɪnstɪgeɪt/
