roose v.

c. 1200, "to boast;" c. 1300, "to praise, commend highly," a word that survived in Scottish dialect and Sir Walter, from Middle English rosen "to brag, boast" (late 12c.), from Old Norse hrosa "to boast of, to praise." Related: Roosed; roosing. Also as a noun from c. 1200, "a boasting, bragging, vainglory."