Synonyms|1.4kAntonyms|261|Broader|21Narrower|6Related|1.3k
1
cool(adjective, cold)
1
cute
1
harebrained
1
hysterical
1
jocular
1
laughable
1
light-headed
1
lighthearted
1
negligent
1
over smart
1
playful
1
preposterous
1
puerile
1
regardless
1
ridiculous
1
riotous
1
unpassionate(adjective, cool, passionate, cold, hysterical)
1
unpurposeful(adjective, cool, cold)
1
unthoughtful(adjective, cool, cold, safe, tactful)
0
flip
For more, visit Earnest on Power Thesaurus
10 years ago|2.9k views|share |citing 
APASmart Define. (2016). earnest thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/earnest/thesaurus/antonyms
ChicagoSmart Define. 2016. "earnest thesaurus" https://smartdefine.org/earnest/thesaurus/antonyms (accessed September 27, 2026).
HarvardSmart Define 2016, earnest thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/earnest/thesaurus/antonyms>.
MLASmart Define. "earnest thesaurus" 24 March 2016. Web. 27 September 2026. <https://smartdefine.org/earnest/thesaurus/antonyms>