289 entries under adjective topic. ×

6
unsanitary(dirty, unhealthy, harmful, polluted)
6
wicked(mean, bad, wrong, evil)
6
yucky(bad, offensive, awful, dirty)
5
acute(dangerous, endured)
5
base(evil, shameful, depraved)
5
gruesome
5
heinous
5
hideous
5
horrendous
5
icky(bad, offensive, awful, dirty)
5
insanitary(harmful, injurious, detrimental)
5
malefic(negative, harmful, injurious, damaging)
5
obscene(bad, offensive, foul, revolting)
5
strong(rank, corrupt, foul, disgusting)
4
contaminated(dirty, disagreeable, unhealthy, sour)
4
cruel(mean, nasty, harsh, violent)
4
despicable(evil, shameful, depraved)
4
dire(harmful, injurious, damaging, deadly)
4
foetid
4
funky(bad, foul, musty, pungent)
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APASmart Define. (2015). noxious thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/noxious/thesaurus/synonyms
ChicagoSmart Define. 2015. "noxious thesaurus" https://smartdefine.org/noxious/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, noxious thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/noxious/thesaurus/synonyms>.
MLASmart Define. "noxious thesaurus" 17 July 2015. Web. 24 September 2026. <https://smartdefine.org/noxious/thesaurus/synonyms>