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immature Synonyms

Another word for immature

Choosing another word for immature depends on context, so the 15 synonyms and similar words below are separated across 2 exact definitions and ranked by match strength.
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• adjective (Context 1)

Having or showing an emotional or intellectual development appropriate to someone younger; childish or lacking adult judgment.

Usage Example

"Laughing during a serious presentation was a rather childish way to react."

Strongest
childish
juvenile
puerile
Strong
infantile
adolescent
babyish
callow
naive

• adjective (Context 2)

Not fully developed, grown, or ripe (especially of an organism, fruit, or physiological structure).

Usage Example

"unripe bald eagles have dark brown plumage and do not develop their characteristic white heads until about five years of age."

Strongest
unripe
undeveloped
Strong
underdeveloped
unformed
young
juvenile
green
fledgling

Opposites of immature

The opposite of immature shifts depending on context. Common opposites include:

mature
ripe
grown-up
full-grown
adult
developed
sensible
level-headed
See all opposites of immature

Cite this Entry


Wordmom. (2026). Synonyms for Immature. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/immature
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