expostulatory

adj

1. Of, characterized by, or exhibiting expostulation.

   “It is unquestionably a "Tendenzschrift," apologetic and expostulatory in tone, designed to defend and expound the writings and traditions of the Rabbis, whose "instructive parables and tales . . . are so many miniature paintings of the habits, manners, and modes of thinking, of an ancient people at a remote period of antiquity" ("Essay," London ed., 1826, p. 81).”

   “Carrados divined an exchange of private glances, expostulatory from the husband, playfully defiant on her part.”