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Synonyms for slaughterous
adj murderousbloodthirsty
adjective. murderous
bloody
adjective. hard-fought
bloody-minded
adjective. murderous
destructive
adjective. injurious, devastating
- annihilative
- baleful
- baneful
- calamitous
- cancerous
- cataclysmic
- catastrophic
- consumptive
- cutthroat
- damaging
- deadly
- deleterious
- detrimental
- dire
- disastrous
- eradicative
- evil
- extirpative
- fatal
- fell
- harmful
- hurtful
- internecine
- lethal
- lethiferous
- mortal
- noisome
- noxious
- pernicious
- pestiferous
- pestilential
- ruinous
- slaughterous
- suicidal
- toxic
- venomous
- wrackful
- wreckful
homicidal
adjective. murderous
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the
Philip Lief Group.