juvenile

US /ˈdʒuː.və.nəl/
UK /ˈdʒuː.və.nəl/
"juvenile" picture
1.

a young person

:
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The court deals with both adult and juvenile offenders.
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He works with troubled juveniles.
:
adolescentteenageryouthminoryoungster
1.

of, for, or relating to young people

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She writes juvenile fiction.
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The new policy aims to reduce juvenile crime.
:
youthfuladolescentyoungimmature
2.

silly and childish

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His jokes were rather juvenile.
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Don't be so juvenile; act your age.
:
childishimmaturesillypuerileinfantile
:
juvenile delinquent