saint
US /seɪnt/
UK /seɪnt/

1.
a person acknowledged as holy or virtuous and typically regarded as being in heaven after death
:
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Mother Teresa is considered a modern saint.
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The church canonized her as a saint.
2.
a person of great virtue or benevolence
:
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He's a real saint for putting up with all her complaints.
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My grandmother was a saint, always helping others.