4
kittenish(adjective, playful, frisky)
3
playful
2
arch
2
coltish
2
devilish
2
elfin
2
elfish
2
elvish
2
frisky
2
frolicky
2
frolicsome
2
impish
2
implike
2
mischievous
2
mocking
2
pixilated
2
prankish
2
puckish
2
quizzical
2
rascally
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APASmart Define. (2013). unplayful thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unplayful/thesaurus/antonyms
ChicagoSmart Define. 2013. "unplayful thesaurus" https://smartdefine.org/unplayful/thesaurus/antonyms (accessed September 29, 2026).
HarvardSmart Define 2013, unplayful thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unplayful/thesaurus/antonyms>.
MLASmart Define. "unplayful thesaurus" 28 June 2013. Web. 29 September 2026. <https://smartdefine.org/unplayful/thesaurus/antonyms>