puerile
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Example Sentences
Example:His actions were so immature that people thought he was much younger than he was.
Definition:Not fully developed or having reached maturity; immature, especially young and inexperienced.
From immature
Example:She often made childish remarks that no adult would say.
Definition:Belonging to childhood or relating to or characteristic of a child; immature or silly.
From childish
Example:His infantile behavior during the meeting made it difficult for everyone to respect him.
Definition:Of, relating to, or characteristic of an infant; immature and foolish.
From infantile
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