Word.ws English Dictionary

Synonyms of childish

17 similar words · 4 opposite words

Another word for childish is juvenile. Other synonyms of childish are infantile, immature, puerile, babyish and babish. The opposite of childish is mature.

Synonyms and similar words for childish

adjectiveImmature in thought or behaviour.

adjectiveSuitable for or expected of a child.

  • childlyOf or pertaining to a young child; childlike.

adjectiveMore synonyms

Opposite of childish

adjectiveAntonym(s) of “immature”.

adjectiveAntonym(s) of “belonging to or suitable for a child”.

Meaning of childish

  1. adjective Immature in thought or behaviour.
  2. adjective Suitable for or expected of a child.

Full definition of childish

childish in other languages

Questions about synonyms of childish

What is another word for childish?
Childish has 17 synonyms on Word.ws, such as juvenile, infantile, immature, puerile, babyish, babish and hissy.
What is the opposite of childish?
The opposite of childish is mature.
What does childish mean?
Childish means immature in thought or behaviour.

Source and license

Adapted from Wiktionary: childish (page history and authors) and the entries of the words listed. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws grouped the synonyms and antonyms by meaning and added links. Wiktionary data of 2026-09-02.

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Cite this page: “Synonyms of childish.” Word.ws, https://word.ws/synonyms/childish. Based on Wiktionary, CC BY-SA 4.0.