Found 2 items, similar to believingly.
English → English (WordNet) Definition: believingly believingly adv : in a credulous manner; “the children followed the teacher credulously” [syn: credulously] [ant: incredulously, incredulously]
English → English (gcide) Definition: Believingly Believing \Be*liev"ing\, a. That believes; having belief. -- Be*liev"ing*ly, adv. [1913 Webster]