ˈ ̷ ̷| ̷ ̷ adjective
Etymology: mal- (I) + formed (past participle of form, v.)
: formed in such a way as to deviate with undesirable or pernicious results from the normal or usual : having a formation or structure that is abnormal, anomalous, or otherwise irregular and defective : badly or imperfectly formed : misshapen
walked with a limp that was caused by a malformed foot — F.V.W.Mason