believingly

from WordNet (r) 3.0 (2006)

believingly
    adv 1: in a credulous manner; "the children followed the teacher
           credulously" [syn: {credulously}, {believingly}] [ant:
           {disbelievingly}, {incredulously}, {unbelievingly}]

from The Collaborative International Dictionary of English v.0.48

Believing \Be*liev"ing\, a.
   That believes; having belief. -- {Be*liev"ing*ly}, adv.
   [1913 Webster]

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