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immature

adjective

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, juvenile, young, youngish, youthful
Words 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, flowering
Near 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, tottery
Antonyms 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, puerile
Words Related to immature

boyish, brattish, bratty, girlie (or girly), girlish

childlike, innocent, naive (or naïve), simple, simplistic, unsophisticated
Near Antonyms of immature

unchildlike

cosmopolitan, experienced, knowing, smart, sophisticated, worldly, worldly-wise
Antonyms 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, callow, green, inexperienced, juvenile, puerile, raw, unfledged, unformed, unripe, unripened
Words 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, untried
Phrases Synonymous with immature

wet behind the ears
Near Antonyms of immature

advanced, precocious

knowing, savvy, sophisticated, worldly, worldly-wise
Antonyms of immature

adult, experienced, grown-up, mature, ripe

Learn More about immature

  1. See words that rhyme with immature Dictionary: Definition of immature Medical Dictionary: Definition of immature Spanish Central: Translation of immature Nglish: Translation of immature for Spanish speakers Britannica English: Translation of immature for Arabic speakers

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