2
overheated
2
overwrought(adjective, calm, excited, exhausted)
2
perturbed
2
red
2
red-hot
2
responsive(adjective, hot)
2
roasting
2
scary
2
scorching
2
snug(adjective, warm, uncomfortable, cozy)
2
spooky
2
square(adjective, hot, responsive)
2
step up(verb, expression, phrasal verb, extend)
2
sticky(adjective, hot, dry, humid)
2
summer
2
sweltering
2
tepid
2
torrid(adjective, sensuous)
2
uneasy
2
warmhearted(adjective, person, feelings, emotions)
10 years ago|7.2k views|share |citing 
APASmart Define. (2016). cool thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/cool/thesaurus/antonyms
ChicagoSmart Define. 2016. "cool thesaurus" https://smartdefine.org/cool/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2016, cool thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/cool/thesaurus/antonyms>.
MLASmart Define. "cool thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/cool/thesaurus/antonyms>