English · Word Candidate

childish

/ˈt͡ʃaɪldɪʃ/

Proposed by a contributor, not yet supported by evidence.

Sense 1

Meaning · English

Immature in thought or behaviour.

Adjective

Your childish temper tantrums are not going to change my decision on this matter.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Meaning · English

Suitable for or expected of a child.

Adjective

This game is very childish.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

What does “childish” mean?

Immature in thought or behaviour.

Is “childish” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.

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