IMPORTUNATE

[adjective] [formal] - (of people) making repeated and forceful attempts to get what you want and unwilling to allow yourself to be beaten, or (of requests) repeated and forcefulWe had spent almost an entire evening without mentioning the war, until some importunate journalist insisted on asking what we all thought about it.Importunate admirers had blocked the entrance to the hotel in their efforts to catch a glimpse of the film star.