mistakenly

from WordNet (r) 3.0 (2006)
mistakenly
    adv 1: in a mistaken manner; "he mistakenly believed it" [syn:
           {mistakenly}, {erroneously}]
    
from The Collaborative International Dictionary of English v.0.48
Mistakenly \Mis*tak"en*ly\, adv.
   By mistake. --Goldsmith.
   [1913 Webster]
    

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