רִבְרֵב (רָבַב) to raise, make great.
Hithpa. - הִתְרַבְרֵב to assume superiority. Num. R. s. 18 (ref. to Num. XVI, 13 השתרר) על מה את מִתְרַבְרֵב עלינו וכ׳ on what ground dost thou claim superiority over us? what good hast thou done us?; Tanḥ. Korah 6; Yalk. Num. 750.