malign (
http://definr.com/malign)
adj 1: 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" [ant:
benign]
2: having or exerting a malignant influence; "malevolent
stars"; "a malefic force" [syn:
malefic,
malevolent,
evil]
v : speak unfavorably about; "She badmouthes her husband
everywhere" [syn:
badmouth,
traduce, {drag through
the mud}]