ergative (adj.)youdaoicibaDictYouDict[ergative 词源字典]
1943, in reference to grammatical case used for the subjects of transitive verbs (in Eskimo, Basque, Caucasian languages), from Greek ergatos "workman," from comb. form of ergos "work" (see organ) + -ive.[ergative etymology, ergative origin, 英语词源]