instipulor

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

in-stĭpŭlor, 1, v. dep.,

to bargain , stipulate for (Plautinian): dolo malo, Plaut. Rud. 5, 3, 25 (but id. Ps. 4, 6, 7, est stipulatus, Ritschl).