evil-minded (adj.)

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