immature Synonyms
unripened
green
unripe
puerile
unseasoned
juvenile
naive
inexperienced
unformed
young
raw
undeveloped
unfledged
underdeveloped
callow
childish
foolish
unsophisticated
vernal
verdant
vestigial
baby-faced
teenaged
youngish
youthful
unrefined
unpolished
yeasty
unrip
tender
toothless
trustful
unaccomplished
unexpert
unfinished
untrained
unready
maidenly
unshaped
teenage
unworldly
temperamental
younger
one-year-old
preadolescent
prepubertal
prepupal
unprocessed
schoolgirlish
unaged