5
predecessor
4
adult(noun, adjective)
4
parent(noun, person, end, source, adult)
4
precursor
2
grown-up(noun, adjective, adult)
2
ancestor
2
ancestry
2
cause
2
dad
2
elder
2
golden-ager
2
origin
2
sire
1
girl
1
lineage
1
old-timer
1
oldster
1
root
1
source
1
strong
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APASmart Define. (2016). child thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/child/thesaurus/antonyms
ChicagoSmart Define. 2016. "child thesaurus" https://smartdefine.org/child/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2016, child thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/child/thesaurus/antonyms>.
MLASmart Define. "child thesaurus" 30 March 2016. Web. 22 September 2026. <https://smartdefine.org/child/thesaurus/antonyms>