ergative
/ˈɜːɡətɪv/Definitions
1. noun
A grammatical case in which the subject of an intransitive sentence is marked in the same way as the object of a transitive sentence.
“The ergative case is found in many indigenous languages of the Americas.”
2. adjective
Related to or characteristic of the ergative case or an ergative language.
“The ergative construction in some languages can be quite complex.”