78 entries under adjective topic. ×

1
jolly(cheerful, frisky, mirthful, gamesome)
1
merry(cheerful, frisky, mirthful, gamesome)
1
negligent(feature, person, trait, thoughtfulness)
1
sprightly(cheerful, frisky, mirthful, gamesome)
1
trifling(state, light, trait, characteristics)
1
unimportant(state, light, trait, characteristics)
0
farcical
0
humorous
0
lighthearted
-2
lively(cheerful, frisky, mirthful, gamesome)
-2
dismissive
-3
teasing(trait, behavior, conduct, flirt)
-3
tongue in cheek(expression, idiom)
-3
petty(state, light, trait, characteristics)
-3
jejune(trait, young, child, immature)
-4
scornful
-4
supercilious
-4
belittling
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APASmart Define. (2015). unserious thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unserious/thesaurus/synonyms
ChicagoSmart Define. 2015. "unserious thesaurus" https://smartdefine.org/unserious/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, unserious thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unserious/thesaurus/synonyms>.
MLASmart Define. "unserious thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/unserious/thesaurus/synonyms>