[1] : The Collaborative International Dictionary of English v.0.48

calumniate \calum"niate\, v. i. imp.  p. p. calumniated;
   p. pr.  vb. n. calumniating. l. calumniatus, p. p. of
   calumniari. see calumny, and cf. challenge, v. t.
   to accuse falsely and maliciously of a crime or offense, or
   of something disreputable; to slander; to libel.
   1913 webster

         hatred unto the truth did always falsely report and
         calumniate all godly men's doings.       --strype.
   1913 webster

   syn. -- to asperse; slander; defame; vilify; traduce;
      belie; bespatter; blacken; libel. see asperse.
      1913 webster
see also:
calumniated calumniating calumny challenge syn asperse 

Calumniating >> C Words
Calumniating, definition of term: Calumniating
calumniating_pag1.html