3
lurid(adjective, endured)
3
macabre(adjective, endured)
3
maleficent
3
moldy(adjective, rank, corrupt, foul, disgusting)
3
monstrous(adjective, endured)
3
morbific
3
mortal(adjective, bad, evil, harmful, dangerous)
3
nightmarish(adjective, endured)
3
piercing(adjective, endured)
3
stale(adjective, rank, corrupt, foul, disgusting)
3
tainted(adjective, rank, corrupt, foul, disgusting)
3
tormenting(adjective, endured)
3
torturous(adjective, endured)
3
unacceptable(adjective, endured)
3
unbearable(adjective, endured)
3
unendurable(adjective, endured)
3
unfortunate(adjective, endured)
3
unpalatable
3
unpleasant(adjective, mean, nasty, harsh, offensive)
3
unsavoury
11 years ago|22k views|share |citing 
APASmart Define. (2015). noxious thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/noxious/thesaurus/synonyms
ChicagoSmart Define. 2015. "noxious thesaurus" https://smartdefine.org/noxious/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, noxious thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/noxious/thesaurus/synonyms>.
MLASmart Define. "noxious thesaurus" 17 July 2015. Web. 21 September 2026. <https://smartdefine.org/noxious/thesaurus/synonyms>