16 entries under heavy topic. ×

8
sweltering(adjective, warm, hot, tight)
5
sultry(adjective, warm, hot, tight)
3
humid(adjective, warm, hot, tight)
1
breathless(adjective, tight, oppressive, humid)
1
choky(adjective, tight, oppressive, stifling)
1
fusty(adjective, tight, oppressive, humid)
1
moldy(adjective, tight, oppressive, humid)
1
motionless(adjective, tight, oppressive, humid)
1
muggy(adjective, hot, tight, oppressive)
1
musty(adjective, tight, oppressive, humid)
1
stagnant(adjective, tight, oppressive, humid)
1
stale-smelling(adjective, tight, oppressive, stifling)
1
sticky(adjective, hot, tight, scorching)
1
suffocating(adjective, hot, tight, oppressive)
1
uncomfortable(adjective, tight, oppressive, humid)
1
unventilated(adjective, tight, oppressive, stifling)
11 years ago|1.7k views|share |citing 
APASmart Define. (2015). sweltry thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/sweltry/thesaurus/synonyms
ChicagoSmart Define. 2015. "sweltry thesaurus" https://smartdefine.org/sweltry/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, sweltry thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/sweltry/thesaurus/synonyms>.
MLASmart Define. "sweltry thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/sweltry/thesaurus/synonyms>