5
newborn
3
baby
3
nascent(adjective, newness)
2
infant
1
babyish
1
fashionable
1
first month
1
hip
1
hypermodern
1
infantile
1
kittenish
1
late
1
neonate
1
new-born(adjective, newness)
0
modern
0
affecting human infants(expression, idiom)
0
brand-new
0
callow
0
date
0
emergent
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APASmart Define. (2015). neonatal thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/neonatal/thesaurus/synonyms
ChicagoSmart Define. 2015. "neonatal thesaurus" https://smartdefine.org/neonatal/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, neonatal thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/neonatal/thesaurus/synonyms>.
MLASmart Define. "neonatal thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/neonatal/thesaurus/synonyms>