Synonyms|241Antonyms|57|Broader|2Narrower|1Related|772
1
lethiferous(adjective, harmful, injurious, damaging, deadly)
1
malevolent
1
malicious(injurious, damaging, destructive, noxious, venomous)
1
miasmal
1
miasmatic
1
monkshood
1
morbid
1
morbiferous
1
morbific
1
murderous(adjective, injurious, damaging, destructive, fatal)
1
murky(adjective, unclean)
1
nephrotoxic
1
obscene(adjective, unclean)
1
ominous
1
ototoxic
1
perilous(adjective, dangerous)
1
pesticide
1
poisoning
1
precarious(adjective, dangerous)
1
prejudicial
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APASmart Define. (2015). toxic thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/toxic/thesaurus/synonyms
ChicagoSmart Define. 2015. "toxic thesaurus" https://smartdefine.org/toxic/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, toxic thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/toxic/thesaurus/synonyms>.
MLASmart Define. "toxic thesaurus" 17 July 2015. Web. 23 September 2026. <https://smartdefine.org/toxic/thesaurus/synonyms>