CALUMNIATED
Scrabble letter values: C3A1L1U1M3N1I1A1T1E1D2 = 16
Definition
CALUMNIATED is the past tense of CALUMNIATE.
verb CALUMNIATE: charge falsely or with malicious intent.
Synonyms of CALUMNIATE: defame, slander, smirch, asperse, denigrate, smear, sully, besmirch