6
stuffy(adjective, close, oppressive)
4
unventilated
2
airless
2
close
2
fuggy
2
suffocating
2
unaired
2
unoxygenated
2
unvented
0
breathless
0
stifling
0
unaerated
0
close at hand
0
close down
0
close in
0
close together
0
close up
0
closed
0
dangerous
0
fabulous
<12>
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APASmart Define. (2015). ventilated thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/ventilated/thesaurus/antonyms
ChicagoSmart Define. 2015. "ventilated thesaurus" https://smartdefine.org/ventilated/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2015, ventilated thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/ventilated/thesaurus/antonyms>.
MLASmart Define. "ventilated thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/ventilated/thesaurus/antonyms>