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in·fan·ti·lism
 infantilism
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- pronunciation:
- In
f
 n
t
lih
zm
[or]
In
fn
taI
lih
zm
[or]
ihn
faen
t
lih
zm
| part of speech: |
noun |
| definition 1: |
an abnormal condition of an adult marked by the persistence of immature mental and physical development and behavior, including lack of sexual maturation.
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| definition 2: |
an instance of or tendency toward childish behavior.
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