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foster sister

noun
1.
a girl brought up with another child of different parents.
Origin
1640-1650
1640-50
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for foster sister
  • He enjoys spending time with his foster sister who is the same age and likes to watch the same cartoons.

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Word Value for foster

9
9
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