Synonyms and Antonyms of immature
1 being in the early stage of life, growth, or development immature frogs are called “tadpoles” Synonyms of immature adolescent, young, juvenile, youngish, youthfulWords Related to immature ephebic, minor, preteen, subadult, teenage (or teenaged), underage; embryonic, emergent; callow, green, inexperienced, puerile, raw; babyish, childish, childlike, infantile, infantine, kiddish; undeveloped, unfinished, unfledged, unformed, unripe, unripened; blooming, blossoming, burgeoning, flourishing, floweringNear Antonyms of immature aged, aging (or ageing), ancient, elderly, geriatric, long-lived, old, older, oldish, senescent, senior; full-blown, full-fledged; golden, mellow, ripe, ripened; middle-aged; anile, decrepit, doddering, over-the-hill, senile, spavined, totteryAntonyms of immature adult, grown-up, mature, matured
2 having or showing the annoying qualities (as silliness) associated with children an immature teenager who still threw tantrums Synonyms of immature adolescent, babyish, childish, infantile, jejune, juvenile, kiddish, puerileWords Related to immature boyish, brattish, bratty, girlie (or girly), girlish; childlike, innocent, naive (or naïve), simple, simplistic, unsophisticatedNear Antonyms of immature unchildlike; cosmopolitan, experienced, knowing, smart, sophisticated, worldly, worldly-wiseAntonyms of immature adult, grown-up, mature
3 lacking in adult experience or maturity many high school students are still too immature to foresee the consequences of their actions Synonyms of immature adolescent, green, callow, inexperienced, juvenile, puerile, raw, unfledged, unformed, unripe, unripenedWords Related to immature babyish, childish, infantile, infantilized, infantine; boyish, girlish, juvenescent, kiddish, young, youngish, youthful; maidenly, virginal; ingenuous, innocent, naive (or naïve), tender; unknowing, unseasoned, unsophisticated, untrained, untriedNear Antonyms of immature advanced, precocious; knowing, savvy, sophisticated, worldly, worldly-wiseAntonyms of immature adult, experienced, grown-up, mature, ripe
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