"malign" in the verb sense
1. badmouth, malign, traduce, drag through the mud
speak unfavorably about
"She badmouths her husband everywhere"
"malign" in the adjective sense
1. malign
evil or harmful in nature or influence
"prompted by malign motives"
"believed in witches and malign spirits"
"gave him a malign look"
"a malign lesion"
2. malefic, malevolent, malign, evil
having or exerting a malignant influence
"malevolent stars"
"a malefic force"
Source: WordNet® (An amazing lexical database of English)
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