47 entries under heavy topic. ×

19
fusty(adjective, hard, difficult, complex)
17
muggy(adjective, moist, close, hot)
12
humid(adjective, moist, close, hot)
12
sultry(adjective, moist, close, hot)
8
sweltering(adjective, moist, hot, tight)
7
hairy(adjective, tough, rough, difficult, informal)
5
formidable(adjective, tough, rough, difficult)
5
strenuous(adjective, tough, rough, difficult)
5
uncomfortable(adjective, difficult, awkward, tight)
4
suffocating(adjective, hot, tight, oppressive)
4
thick(adjective, tight, tacky, oppressive)
4
troublesome(adjective, tough, rough, difficult)
2
choky(adjective, tight, oppressive, humid)
1
bothersome(adjective, tough, rough, difficult)
1
demanding(adjective, tough, rough, difficult)
1
difficile(adjective, tough, rough, difficult)
1
distressing(adjective, tough, rough, difficult)
1
effortful(adjective, tough, rough, difficult)
1
exacting(adjective, tough, rough, difficult)
1
fatiguing(adjective, tough, rough, difficult)
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APASmart Define. (2016). sticky thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/sticky/thesaurus/synonyms
ChicagoSmart Define. 2016. "sticky thesaurus" https://smartdefine.org/sticky/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, sticky thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/sticky/thesaurus/synonyms>.
MLASmart Define. "sticky thesaurus" 2 March 2016. Web. 27 September 2026. <https://smartdefine.org/sticky/thesaurus/synonyms>