1
brainless(dull, silly, stupid, absurd, unintelligent)
1
budding(lush, luxuriant, young, childlike, childish)
1
burgeoning(lush, luxuriant, verdant)
1
calflike
1
cockeyed(silly, foolish, fantastic, unwise, impractical)
1
coltish
1
credulous
1
crude(raw, inexperienced, young, immature, childish)
1
dense(dull, silly, unintelligent, unaware, witless)
1
derisory(silly, foolish, fantastic, unwise, impractical)
1
developing(lush, luxuriant, verdant)
1
dizzy
1
doltish(dull, careless, stupid, unthinking, unintelligent)
1
dull(careless, silly, stupid, unthinking, unintelligent)
1
eccentric(silly, foolish, fantastic, unwise, impractical)
1
empty
1
empty-headed(slight, careless, silly, foolish, stupid)
1
featherbrained
1
finical
1
flat
11 years ago|11k views|share |citing 
APASmart Define. (2015). puerile thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/puerile/thesaurus/synonyms
ChicagoSmart Define. 2015. "puerile thesaurus" https://smartdefine.org/puerile/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, puerile thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/puerile/thesaurus/synonyms>.
MLASmart Define. "puerile thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/puerile/thesaurus/synonyms>