3
infant(noun, baby, young, childlike, youth)
3
shortcoming(noun, weakness, condition, failure, loss)
3
want(noun, verb, weakness, failure, lack)
2
adolescent(adjective, baby, young, childlike, youth)
2
defalcation(noun, weakness, loss, defect, deficiency)
2
arrears(loss, imperfection, inadequacy, discrepancy, deficit)
2
dependent
2
junior(adjective, youth, juvenile)
2
lapse(noun, weakness, failure, lack, deficiency)
2
modest
2
pinch(noun, weakness, failure, lack, deficiency)
2
scantness(noun, weakness, condition, failure, lack)
2
small
2
weakness(noun, informal, failure, lack, defect)
2
youthful(adjective, new, immature)
1
absence(noun, lack, deficiency, scarcity)
1
arrearage
1
blemish(noun, defect, deficiency, imperfection, limitation)
1
budding
1
callow
11 years ago|3.5k views|share |citing 
APASmart Define. (2015). underage thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/underage/thesaurus/synonyms
ChicagoSmart Define. 2015. "underage thesaurus" https://smartdefine.org/underage/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, underage thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/underage/thesaurus/synonyms>.
MLASmart Define. "underage thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/underage/thesaurus/synonyms>