lethal Synonyms

deadly death-dealing pestilential pestilent pernicious noxious nocuous neoplastic necrotic murderous mortally mortal miasmatic metastatic mephitical mecate malignant malign poisonous ruinous sanguinary nonfatal life-threatening lethal gene orca deadliest unhealthy virulent venomous venenate untreatable toxic terminal suicidal slaughterous self-destructive savage killer killing devastating detrimental destructive deleterious deathly deathful death dangerous damaging catastrophic cataclysmic