# immature

> English word · Adjective · IPA /ɪməˈtjʊə(ɹ)/ · frequency rank #11,900

## Definitions
1. Occurring before the proper time; untimely, premature (especially of death).
2. Not fully formed or developed; not grown.
3. Childish in behavior; juvenile.

## Etymology
From Middle French immature. Partially displaced unripe, from Old English unrīpe (“unripe, immature”).

## Common misspellings (9)
`imamture`, `imature`, `immatrue`, `immatture`, `immatuer`, `immaturre`, `immautre`, `immtaure`, `mimature`

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/immature