Brown-Driver-Briggs' Hebrew DefinitionsBDB975 BDB976 מבוּקה 1. emptiness, void Origin: from the same as H950 TWOT: 220b Parts of Speech: Noun Feminine
בּוּקה bûqâh boo-kaw' Feminine passive participle of an unused root (meaning to be hollow); emptiness (as adjective)KJV Usage: empty.
עזבּוּק ‛azbûq az-book' From H5794 and the root of H950; stern depopulator; Azbuk, an IsraeliteKJV Usage: Azbuk.