noun
puerilism
Puerilism (noun) means Childlike behavior by an adult, especially as indicating a mental disorder.
noun
1
Childlike behavior by an adult, especially as indicating a mental disorder.
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Etymology
From puerile + -ism.
Frequently asked questions
What is the meaning of puerilism?
"puerilism" (noun) means childlike behavior by an adult, especially as indicating a mental disorder.