1 (often foll. by about, over) show or feel indecision or uncertainty; pause in doubt (hesitated over her choice).
2 (often foll. by to + infin.) be deterred by scruples; be reluctant (I hesitate to inform against him).
Derivatives:
hesitater n. hesitatingly adv. hesitation n. hesitative adj.
Etymology: L haesitare frequent. of haerere haes- stick fast
Useful english dictionary. 2012.