Evil-minded

(a.) Having evil dispositions or intentions; disposed to mischief or sin; malicious; malignant; wicked.

Thesaurus Entries

bad, depraved, dirty-minded, evil, filthy, flagitious, foul-mouthed, hateful, lascivious, lecherous, lewd, licentious, malevolent, malicious, nasty, obscene, salacious, sinful, smutty, spiteful, vicious, wicked