Dictionary entry

ῥαββουνεί

G. Abbott-Smith's A Manual Greek Lexicon of the New Testament

*† ῥαββουνεί (Rec. -βονί, v.s. ῥαββεί) (Aram. רַבּוֺנִי, later, רִבּוֺנִי, my master; on the Greek vocalization and the relation of the word to ῥαββεί, v. Dalman, Words, 324, 340; Gr., 140n; DB, iv, 190);

Rabboni: Mk 10:51 (WH, mg., κύριε ῥαββεί), Jo 20:16.†