innocent
US /ˈɪn.ə.sənt/
UK /ˈɪn.ə.sənt/

1.
not guilty of a crime or offense
:
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The jury found him innocent of all charges.
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She was an innocent bystander caught in the crossfire.
2.
having no experience of the world or of evil; naive
:
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Her innocent smile charmed everyone.
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He has an innocent belief that everyone is good.
1.
an innocent person
:
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The police released the innocent after questioning.
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We must protect the innocent from harm.