Meaning & use
Childishness
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The quality or state of behaving in an immature, unreasonable, or silly way, typical of a young child.
See it in a sentence
His childishness during the argument made it hard to resolve the disagreement calmly.
There's a fine line between playful childishness and genuine immaturity.
A note on using this word
While 'childlike' often carries a positive sense of innocence or wonder, 'childishness' almost always carries a negative connotation of poor judgment or petulance.
Words with a similar meaning
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Words with an opposite meaning
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