Found:
Reciprocal
SYNTAX: element such as each other in (i).
(i) [John and Mary]i can't stand each otheriReciprocals behave as anaphors with respect to binding theory, and require a plural antecedent (*that gang hates each other).
LIT. | Chomsky, N. (1981) Heim, L.,H. Lasnik & R. May (1991) |