5
juvenility
3
prime of life(expression, idiom)
3
youth(noun, period)
1
adolescence
1
bloom
1
florescence
1
puerility
1
salad days
1
tender age
1
tenderness
1
youthfulness
0
childhood
0
youngish
0
teens
0
younker
0
youthful
-1
childishness
-1
boy
-1
child
-1
immature
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APASmart Define. (2015). youngness thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/youngness/thesaurus/synonyms
ChicagoSmart Define. 2015. "youngness thesaurus" https://smartdefine.org/youngness/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, youngness thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/youngness/thesaurus/synonyms>.
MLASmart Define. "youngness thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/youngness/thesaurus/synonyms>