malign v. + Add to list US //məˈɫaɪn// UK //məlˈaɪn// ma·lign Archaic SynonymsAntonymsEtymology Synonyms badmouthevilmaleficmalevolenttraduce Antonyms benignOriginLATmalignus→OFRmaligne→MEmaligne→ENmalign From Middle English maligne, from Old French maligne, from Latin malignus, from malus (“bad”) + genus (“sort, kind”). Compare benign.