Wordnet 3.0
ADVERB (1)
1.
in a malign and evil manner;
The Collaborative International Dictionary of English v.0.48:
Malignly \Ma*lign"ly\, adv.
In a malign manner; with malignity.
[1913 Webster]
WordNet (r) 3.0 (2006):
malignly
adv 1: in a malign and evil manner