7
unsanitary
6
dirty
5
unhygienic
2
insanitary
2
polluted
1
unhealthy
1
sordid
1
stained
1
unclean
1
unwashed
1
unwholesome
0
diseased
0
foul
0
unhealthful
0
contaminated
0
dingy
0
filthy
0
grimy
0
grubby
0
insalubrious
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APASmart Define. (2015). sanitary thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/sanitary/thesaurus/antonyms
ChicagoSmart Define. 2015. "sanitary thesaurus" https://smartdefine.org/sanitary/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2015, sanitary thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/sanitary/thesaurus/antonyms>.
MLASmart Define. "sanitary thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/sanitary/thesaurus/antonyms>