IMMATURE Synonyms: 101 Similar and Opposite Words

immature

adjective

ˌi-mə-ˈchu̇r

Definition of immature

as in young

being in the early stage of life, growth, or development immature frogs are called "tadpoles"

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

as in childish

having or showing the annoying qualities (as silliness) associated with children an immature teenager who still threw tantrums

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Antonyms & Near Antonyms

as in inexperienced

lacking in adult experience or maturity many high school students are still too immature to foresee the consequences of their actions

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Example Sentences

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Recent Examples of immature Harvesting too early on immature beds also affects the maturation of the rice kernels over time, officials said. — Frank Vaisvilas, jsonline.com, 9 Sep. 2026 Tests revealed that Matias had neuroblastoma, a rare childhood cancer that develops from immature nerve cells, per the Cleveland Clinic. — Angelique Brenes, PEOPLE, 1 Sep. 2026 There’s nothing wrong with holding on to childhood and being a little immature from time to time. — Loren Savini, Allure, 22 Aug. 2026 The acclaimed writer Rachel Cusk’s controversial new novel Life of M is an intimate, unvarnished character study of an A-list movie star who is depicted as hollow, immature and cynical, an intellectual poseur and an artist wannabe. — Gary Baum, HollywoodReporter, 19 Aug. 2026 See All Example Sentences for immature

Recent Examples of Synonyms for immature

Adjective

Wigglesworth found a young Alexander Hamilton making almost the same diagnosis two centuries ago, in a letter unearthed via a mention in Ron Chernow’s biography.

— Nick Lichtenberg, Fortune, 29 Sep. 2026
While this may be framed as a military problem, the problem stems from the decade before a young person reaches enlistment age.

— Stanley McChrystal, STAT, 29 Sep. 2026

Definition of young

Adjective

With Delane back, the Chiefs shut down Achane as Mahomes and company roll against a young and inexperienced defense.

— Kansas City Star, Kansas City Star, 24 Sep. 2026
The Miami Dolphins have activated the most experienced, and most inexperienced pass rushers on the roster to address the absence of Chop Robinson for Sunday’s game against the San Francisco 49ers.

— Omar Kelly, Miami Herald, 20 Sep. 2026

Definition of inexperienced

Adjective

But juvenile crime is down in Tennessee, too, and advocates and experts say the state’s push for more prisons does not line up with the needs of the kids in its care.

— Paige Pfleger, ProPublica, 25 Sep. 2026
The juveniles were cited on suspicion of reckless driving and driving without a license, and the charges were forwarded to juvenile prosecutors, police said.

— Madison Smalstig, Sacbee.com, 23 Sep. 2026