6
undeveloped(adjective, immature)
5
wild
2
not taught
1
underdeveloped(adjective, developed)
1
virgin(adjective, development)
0
immature(adjective, old, inexperienced, young)
0
incipient(adjective, mature, developing)
0
diminished(expanded, enlarged)
0
shriveled
0
vestigial
0
abecedarian
0
acerbic
0
acrid
0
acrimonious
0
adolescent
0
antediluvian
0
basal
0
basic
0
beginning
0
blunt
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APASmart Define. (2016). developed thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/developed/thesaurus/antonyms
ChicagoSmart Define. 2016. "developed thesaurus" https://smartdefine.org/developed/thesaurus/antonyms (accessed September 21, 2026).
HarvardSmart Define 2016, developed thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/developed/thesaurus/antonyms>.
MLASmart Define. "developed thesaurus" 13 March 2016. Web. 21 September 2026. <https://smartdefine.org/developed/thesaurus/antonyms>