Synonyms of immature in English:

immature


See definition of immature

adjective

1‘white Stilton is a very young, immature Stilton’

SYNONYMS

unripe, not ripe, not mature, not matured, unmellowed

undeveloped, unformed, imperfect, unfinished, incomplete

crude, raw, green

ANTONYMS

ripe, mature

2‘she is an extremely shy and immature girl’

SYNONYMS

childish, babyish, infantile, juvenile, puerile, jejune, callow, green, inexperienced, unsophisticated, unworldly, naive, ingenuous

informal wet behind the ears, born yesterday

ANTONYMS

mature