adv. 25B6; adverb
she opened the door fearfully : APPREHENSIVELY, uneasily, nervously, timidly, timorously, hesitantly, with one's heart in one's mouth.
(informal) Stephanie looked fearfully glamorous : EXTREMELY, exceedingly, exceptionally, remarkably, uncommonly, extraordinarily, tremendously, incredibly, very, really; Scottish unco; informal awfully, terribly, dreadfully; Brit. well, ever so, dead; N. Amer. informal real, mighty, awful; dated frightfully.