Synonyms for mistaken

modified

1. In error

   inaccurate, inexact, misinformed, deceived, confounded, confused, misinterpreting the facts, misconceiving the meaning, misunderstanding the situation, misapprehending the situation, misjudging the facts, having the wrong impression, deluded, misinformed, misguided, at fault, off the track, having been too credulous; see also wrong 2.

2. Ill-advised

   unadvised, duped, fooled, misled, tricked, unwarranted; see also deceived 1.

3. Taken for another

   improperly identified, wrongly identified, unrecognized, confused with, taken for, in a case of mistaken identity, misnamed, miscataloged, misconstrued.