adoptee

[ uh-dop-tee, ad-op- ]
/ ə dɒpˈti, ˌæd ɒp- /

noun

a person who is adopted.

Origin of adoptee

First recorded in 1890–95; adopt + -ee
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019