ADOPTEE

Albanian

fëmijë i adoptuar. (various references)

Bulgarian 

осиновено дете (adoptive child). (various references)

Hungarian

örökbe fogadott (adopted, adoptive). (various references)

Pig Latin

adopteeay.(various references)

Portuguese

adotado (adopted), perfilhado. (various references)

Romanian

copil adoptiv (foster child, fosterling, nurse child). (various references)

Russian 

усыновленный. (various references)

Serbo-Croatian

usvojenički. (various references)

Spanish

hijo adoptivo (adopted son). (various references)

Swedish

adoptivbarn (adopted child). (various references)

Ukrainian

усиновлений (adoptive), приймачка, приймак. (various references)

Vietnamese 

con nuôi (foster-child, fosterling). (various references)