I hope you merely used malign unintentionally.
malign
[muh-lahyn]
verb (used with object)
1. to speak harmful untruths about; speak evil of; slander; defame:
to malign an honorable man.
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adjective
1. evil in nature or effect; malevolent.
"she had a strong and malign influence"
synonyms:harmful, evil, bad, baleful, hostile, inimical, destructive, malignant, injurious; More
antonyms:beneficial
archaic
(of a disease) malignant.
verb
verb: malign; 3rd person present: maligns; past tense: maligned; past participle: maligned; gerund or present participle: maligning
1.speak about (someone) in a spitefully critical manner.
"don't you dare malign her in my presence"
synonyms:defame, slander, libel, blacken someone's name/character, smear, vilify, speak ill of, cast aspersions on, run down, traduce, denigrate, disparage, slur, abuse, revile;