to be hesitant about doing sth
1hesitant — hes|i|tant [ˈhezıtənt] adj uncertain about what to do or say because you are nervous or unwilling ▪ Gail gave me a hesitant little smile. hesitant about (doing) sth ▪ They seemed hesitant about coming in. hesitant to do sth ▪ She is hesitant to… …
