Booi Aha
Booi Aha ( Manchu: ( "booi niyalma" ) for male , ( "booi hehe" ) for female; Chinese transliteration: 包衣阿哈 ) is a Manchu word literally meaning "household person" , referring to hereditarily servile people in 17th-century China . 
<triplet> China <subj> Manchu <obj> language used