calumnious

形容词 calumnious:

1. (used of statements) harmful and often untrue; tending to discredit or malign
   同义词：calumniatory, defamatory, denigrative, denigrating, denigratory, libellous, libelous, slanderous

ca.lum.ni.ous

adj.（形容词）
Containing or implying calumny; slanderous or defamatory.
栽赃的：含有或隐含有明知故犯嫌疑的；诽谤或中伤的

【引伸】
calum.niously
adv.（副词）