Chaucer is, in fact, alluding to Trivet.
In Anglia, xiv. 77-122, 147-185.
I sometimes copy Mr. Brock's very words.
The Dominican friars were also called Friars Preachers.
Reprinted for the Early Eng. Text Soc., ed. S. J. Herrtage, 1879; see pp. 311, 493 of this edition.