1. (v.) To speak great evil of; to defame; to slander\; to vilify; to asperse.

2. (a.) Having an evil disposition toward others; harboring violent enmity; malevolent; malicious; spiteful; -- opposed to benign.

3. (a.) Unfavorable; unpropitious; pernicious; tending to injure; as, a malign aspect of planets.

4. (a.) Malignant; as, a malign ulcer.

5. (v.) To treat with malice; to show hatred toward; to abuse; to wrong; to injure.

6. (v. i.) To entertain malice.

antagonistic antipathetic asperse atrocious backbite bad-mouth baleful baneful barbaric barbarous befoul besmirch bespatter bestial bitchy blacken bloody blow upon brutal brutish calumniate cast aspersions on cast reflections on catching communicable contagious corroding corrosive corrupting corruptive counterproductive cussed damaging deadly death-bringing deathful deathly decry defame defile deleterious denigrate depreciate derogate despiteful destructive detract detrimental disadvantageous disparage disserviceable distressing envenomed evil fatal feral ferine ferocious fierce harmful hateful hostile hurtful infectious infective inhuman inimical iniquitous injurious internecine invidious kill-crazy killing lethal libel malefic maleficent malevolent malicious malignant mean mephitic merciless miasmal miasmatic miasmic mischievous mortal murderous nasty noisome noncivilized noxious ominous ornery pernicious pestiferous pestilential pitiless poisonous pollute prejudicial rancorous revile ruthless sanguinary savage scandal scandalize scatheful slander slur smear smirch soil spatter spiteful stain sully taint tameless tarnish tear down toxic toxicant toxiferous traduce uncivilized ungentle untamed venenate veneniferous venenous venomous vicious vilify virulent vituperate wicked wild