Synonyms|542Antonyms|99|Broader|8Narrower|17Related|616
16
sad(adjective, happy, merry, fun, enjoy)
13
serious
10
humorless
9
tragic
5
grave
5
unfunny
5
gloomy
5
very upset
5
earnest
5
solemn
4
depressing
3
demure
3
austere
3
burdensome
3
sedate
3
severe
3
sober
3
staid
3
unsmiling
3
weighty
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APASmart Define. (2016). humorous thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/humorous/thesaurus/antonyms
ChicagoSmart Define. 2016. "humorous thesaurus" https://smartdefine.org/humorous/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2016, humorous thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/humorous/thesaurus/antonyms>.
MLASmart Define. "humorous thesaurus" 1 April 2016. Web. 24 September 2026. <https://smartdefine.org/humorous/thesaurus/antonyms>