52 entries under foul topic. ×

14
stale(adjective, quiet, strong, hard, flat)
8
filthy(adjective, quiet, dirty, still)
8
putrid(adjective, quiet, strong, offensive, sweet)
7
dirty(adjective, quiet, still, stationary)
7
flat(adjective, dull, quiet, hard, slow)
3
squalid
2
fetid(adjective, strong, hard, warm, offensive)
2
flavorsome(adjective, strong, offensive, sweet)
2
flowery(adjective, strong, offensive, sweet)
2
having fragrance(expression, adjective, strong, offensive, sweet)
2
heady(adjective, strong, offensive, sweet)
2
honeyed(adjective, strong, offensive, sweet)
2
loud(adjective, strong, offensive, sweet)
2
malodorous(adjective, strong, hard, offensive, sweet)
2
mephitic(adjective, strong, offensive, sweet)
2
miasmic(adjective, strong, offensive, sweet)
2
moldy(adjective, strong, offensive, sweet, heavy)
2
musty(adjective, strong, hard, warm, offensive)
2
nauseous(adjective, strong, offensive, sweet)
2
odoriferant(adjective, strong, offensive, sweet)
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APASmart Define. (2015). stagnant thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/stagnant/thesaurus/synonyms
ChicagoSmart Define. 2015. "stagnant thesaurus" https://smartdefine.org/stagnant/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, stagnant thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/stagnant/thesaurus/synonyms>.
MLASmart Define. "stagnant thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/stagnant/thesaurus/synonyms>