Synonyms of immature

immature

adjective

1

as in young

being in the early stage of life, growth, or development

immature frogs are called "tadpoles"

Synonyms & Similar Words

• young
• juvenile
• youthful
• adolescent
• teenage
• inexperienced
• teenaged
• youngish
• childish
• underage
• infantile
• embryonic
• emergent
• minor
• preteen
• childlike
• subadult
• puerile
• callow
• flowering
• babyish
• undeveloped
• unripe
• green
• burgeoning
• unfinished
• unformed
• ephebic
• kiddish
• unfledged
• raw
• unripened
• blooming
• infantine
• flourishing
• blossoming

Antonyms & Near Antonyms

• mature
• adult
• matured
• older
• old
• senior
• elderly
• ancient
• aged
• senescent
• geriatric
• aging
• oldish
• long-lived
• ripe
• grown-up
• full-blown
• full-fledged
• ageing
• ripened
• golden
• mellow
• senile
• middle-aged
• over-the-hill
• decrepit
• doddering
• spavined
• tottery
• anile

2

as in childish

having or showing the annoying qualities (as silliness) associated with children

an immature teenager who still threw tantrums

Synonyms & Similar Words

• childish
• adolescent
• juvenile
• infantile
• babyish
• puerile
• kiddish
• jejune
• innocent
• simple
• naïve
• girlish
• naive
• boyish
• girly
• unsophisticated
• childlike
• bratty
• simplistic
• brattish
• girlie

Antonyms & Near Antonyms

• mature
• adult
• sophisticated
• grown-up
• smart
• experienced
• worldly
• knowing
• cosmopolitan
• unchildlike
• worldly-wise

3

as in inexperienced

lacking in adult experience or maturity

many high school students are still too immature to foresee the consequences of their actions

Synonyms & Similar Words

• inexperienced
• adolescent
• young
• juvenile
• unripe
• callow
• puerile
• unformed
• unfledged
• unripened
• childish
• youthful
• green
• naive
• infantile
• raw
• innocent
• babyish
• wet behind the ears
• naïve
• girlish
• boyish
• youngish
• unsophisticated
• infantilized
• kiddish
• infantine
• virginal
• ingenuous
• untrained
• maidenly
• unseasoned
• untried
• unknowing
• tender
• juvenescent

Antonyms & Near Antonyms

• mature
• adult
• ripe
• experienced
• advanced
• precocious
• grown-up
• sophisticated
• worldly
• knowing
• savvy
• worldly-wise