Childish
Childish adjective - Having or showing the annoying qualities (as silliness) associated with children.
Usage example: you almost spoiled the ceremony for everyone with your childish giggling
Immature is a synonym for childish in characteristic topic. In some cases you can use "Immature" instead an adjective "Childish", when it comes to topics like youth, youthful, young, infantile. popular alternative
Immature
Immature adjective - Being in the early stage of life, growth, or development.
Usage example: immature frogs are called “tadpoles”
Childish is a synonym for immature in young topic. You can use "Childish" instead an adjective "Immature", if it concerns topics such as youth, youthful, infantile, babyish. popular alternative
Nearby Word: immaturity
Mutual synonyms
Related pairs
- tender and childish
- tender and immature
- adolescent and childish
- adolescent and immature
- juvenile and childish
- juvenile and immature
- green and childish
- green and immature
- unsophisticated and childish
- unsophisticated and immature
- naive and childish
- naive and immature
- callow and childish
- callow and immature
Both words in one sentence
- Diva from Blood+ looks, sounds and even acts very youthful, if not childish and immature.
Source: Absurdly Youthful Mother -
They often act very immature and childish and sometime act more immature than the Noobs themselves.
Source: Western Animation / Supernoobs - Sombra is incredibly immature and childish, prone to flights of fancy and immature behavior.
Source: Blog / Ask King Sombra
Cite this Source
Immature and Childish. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/childish/immature
Childish & Immature. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/childish/immature>.
Immature or Childish. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/childish/immature.
Google Ngram Viewer shows how "childish" and "immature" have occurred on timeline