4
youthfulness(noun, prime, spring, innocence, youth)
3
juvenility(noun, youth)
3
babyhood(noun, youth, childhood, infancy)
3
babyishness(noun, inexperience, greenness, irresponsibility, rawness)
3
freshness
3
incompletion(noun, noncompletion)
3
infantilism(noun, inexperience, greenness, irresponsibility, rawness)
3
insecurity(noun, anxiety, weakness, uncertainty, shake)
3
instability(noun, anxiety, weakness, uncertainty, shake)
3
novelty
2
alternation(noun, anxiety, weakness, uncertainty, shake)
2
amateurishness(noun, inexperience, greenness, rawness)
2
crudeness
2
disequilibrium(noun, anxiety, weakness, uncertainty, shake)
2
disquiet(noun, anxiety, weakness, uncertainty, shake)
2
fitfulness(noun, anxiety, weakness, uncertainty, shake)
2
flightiness(noun, anxiety, weakness, uncertainty, shake)
2
fluctuation(noun, anxiety, weakness, uncertainty, shake)
2
fluidity(noun, anxiety, weakness, uncertainty, shake)
2
frailty(noun, anxiety, weakness, uncertainty, shake)
11 years ago|3.8k views|share |citing 
APASmart Define. (2015). immaturity thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/immaturity/thesaurus/synonyms
ChicagoSmart Define. 2015. "immaturity thesaurus" https://smartdefine.org/immaturity/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, immaturity thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/immaturity/thesaurus/synonyms>.
MLASmart Define. "immaturity thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/immaturity/thesaurus/synonyms>