childish

/ˈtʃaɪldɪʃ/
immature or silly

Stop being so childish and share your toys!

The phrase criticizes someone for acting in a way that is unsuitable for their age.


informal

Behaving in a way that is not suitable for one's age; lacking maturity.

His childish tantrums embarrassed everyone at the meeting.

The behavior described is inappropriate for an adult.

Often used to criticize adults who act in a way typical of young children.

neutral

Relating to or suitable for children.

The movie has a childish plot that appeals to kids.

The plot is simple and designed for young audiences.

Can describe something innocent or appropriate for children without negative connotations.

Collocations

childish behavioractions that are not maturechildish gamesgames designed for childrenchildish laughterlaughter that is innocent or high-pitched

Related Phrases

throw a tantrumphrase
to have an uncontrolled outburst of anger
act your agephrase
to behave in a way appropriate for one's age

Pro Tip

Avoiding Negative Connotations

Use 'childlike' instead of 'childish' to describe positive qualities like innocence or wonder (e.g., 'her childlike curiosity'). 'Childish' is best reserved for criticism of immaturity.

Gold Rule

Context Matters

The word 'childish' can be negative or neutral depending on context. Always consider whether the tone is critical or descriptive.

Word Origin

From Middle English 'childissh', from Old English 'cildisc' (relating to a child), from 'cild' (child) + '-isc' (suffix meaning 'of the kind of').

Usage Notes

While 'childish' often carries a negative connotation implying immaturity, 'childlike' is generally neutral or positive, suggesting innocence or simplicity. Context determines the tone.

Word Breakdown

child
a young human being
root
+
-ish
having the quality of
suffix
English Dictionary