ragamuffin
US /ˈræɡ.əˌmʌf.ɪn/
UK /ˈræɡ.əˌmʌf.ɪn/

1.
a person, typically a child, in ragged, dirty clothes.
:
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The little ragamuffin played happily in the muddy street.
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He looked like a true ragamuffin after a week of camping.
a person, typically a child, in ragged, dirty clothes.