Synonyms for most poisonous
- bad
- baleful
- baneful
- corrupt
- corruptive
- dangerous
- deadly
- deleterious
- destructive
- detrimental
- evil
- fatal
- hurtful
- infective
- lethal
- malicious
- malignant
- mephitic
- miasmatic
- morbid
- mortal
- nocuous
- noisome
- noxious
- peccant
- pernicious
- pestiferous
- pestilential
- septic
- toxic
- toxicant
- toxiferous
- venomous
- vicious
- viperous
- virulent
MOST RELEVANT
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the
Philip Lief Group.