Found 2 items, similar to fearfully.
English → English (WordNet) Definition: fearfully fearfully adv 1: in fear, “she hurried down the stairs fearfully” [ant: fearlessly] 2: in an alarming manner; “they were fearfully attacked”
English → English (gcide) Definition: Fearfully Fearfully \Fear"ful*ly\, adv. In a fearful manner. [1913 Webster]