3
infantile
3
infantine
2
boyish(adjective, infant)
2
fun-loving(adjective, playful, frisky)
2
gamesome(adjective, fair, square, frivolous, lighthearted)
2
jaunty(adjective, playful, frisky)
2
jocular
2
larkish(fair, square, lighthearted, jumpy, playful)
2
lively(fair, square, frivolous, lighthearted, playful)
2
merry
2
newborn
2
rollicking(adjective, fair, square, frivolous, lighthearted)
2
seductive
2
skittish
2
spirited(adjective, frivolous, lighthearted, jumpy, playful)
2
sprightly
2
waggish(adjective, playful)
1
active(lighthearted, jumpy, playful, frolicsome)
1
antic(fair, square, frivolous, lighthearted, jumpy)
1
babish
11 years ago|5.1k views|share |citing 
APASmart Define. (2015). kittenish thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/kittenish/thesaurus/synonyms
ChicagoSmart Define. 2015. "kittenish thesaurus" https://smartdefine.org/kittenish/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, kittenish thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/kittenish/thesaurus/synonyms>.
MLASmart Define. "kittenish thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/kittenish/thesaurus/synonyms>