pestilent Synonyms

pestiferous pestilential baneful plaguey deadly pernicious pesky noxious noisome mortal malignant lethal irritating insalutary transmittable poisonous ruinous plague-ridden cancerous deadliest unhealthy unwholesome virulent venomous toxic stinking septic insalubrious injurious infective deleterious deathly dangerous damaging corrupting contaminating contagious catchable bothersome baleful azotic destructive detrimental infectious infected importunate hurtful harmful galling fatal