1) Badly 2) Corruptly 3) Disobediently 4) Evilly 5) Mischievously 6) Nastily 1) Evilly 2) How scoundrels act 3) Immorally 4) In a decidedly evil manner 5) In a wicked evil manner 6) Scandalously 
• (adv.) In a wicked manner; in a manner, or with motives and designs, contrary to the divine law or the law of morality; viciously; corruptly; immorally.
Wick'ed·ly adverb In a wicked manner; in a manner, or with motives and designs, contrary to the divine law or the law of morality; viciously; corruptly; immorally. « I have sinned, and I have done wickedly .» 2 Sam. xxiv. 17. 
[adv] - in a wicked evil manner
evilly adverb in a wicked evil manner; `act wickedly`; `grin evilly`