de·fame /di-'fām/ vt de·famed, de·fam·ing [Medieval Latin defamare, alteration of Latin diffamare to spread news of, defame, from dis -, prefix marking dispersal or removal + fama reputation]: to make the subject of defamationde·fam·er n
Merriam-Webster’s Dictionary of Law. Merriam-Webster. 1996.
accuse, accuse falsely, anathematize, asperse, assail, belittle, berate, besmear, besmirch, bespatter, blacken, blemish, brand, bring disrepute upon, call names, calumniari, calumniate, cast aspersions on, censure, charge, condemn, criticize, damage one's reputation, decry, degrade, denigrate, denounce, depreciate, destroy one's reputation, discredit, disgrace, dishonor, disparage, dispraise, falsify, fulminate, gibbet, give a bad name, impeach, indict, injure the good name of, injure the good reputation of, inveigh against, lessen one's reputation, libel, lower, malign, objurgate, obtrectare, ostracize, pillory, put in a bad light, reprehend, revile, run down, scandalize, shame, slander, slur, smear, smirch, spatter, speak evil, speak ill, speak ill of, speak of slightingly, stain the character of, stigmatize, sully, taint, tarnish, traduce, vilify, vilipend, vituperate
associated concepts: defamation, defamation per quod, defamation per se, defamatory per se, defamatory upon its face, defamatory words, disparagement, injury to character or reputation, injury to profession or business, libel, slander
brand (stigmatize), denigrate, denounce (condemn), depreciate, derogate, disgrace, dishonor (deprive of honor), disparage, expose, humiliate, lessen, libel, malign, pillory, reproach, smear, stain, sully, tarnish
Burton's Legal Thesaurus. William C. Burton. 2006