mdw(“staff, custodian”) + kꜣ(“bull”) + ḥḏ(“white”) with the first two elements in a direct genitive construction, thus ‘staff/custodian of the white bull’.
“mdw-kꜣ-ḥḏ (lemma ID 853131)”, in Thesaurus Linguae Aegyptiae[1], Corpus issue 17, Web app version 2.01 edition, Tonio Sebastian Richter & Daniel A. Werning by order of the Berlin-Brandenburgische Akademie der Wissenschaften and Hans-Werner Fischer-Elfert & Peter Dils by order of the Sächsische Akademie der Wissenschaften zu Leipzig, 2004–15 December 2022
Jones, Dilwyn (2000) An Index of Ancient Egyptian Titles, Epithets and Phrases of the Old Kingdom (BAR International Series; 866 (I-II)), volume I-II, Oxford: Archaeopress, →ISBN, § 1701, page 455