Akkadian

ḳuḳḳubātu - part of the animal stomach (CAD K 499)

In AHw. 500 the forms kukkubātu, kukkubānu, ḳuḳḳubātu, ḳuḳḳubānu are understood as plurals in -āt- / -ān of kukkubu ‘ein Opfergefäss’ and translated as ‘Magen des Schweins’.

PS
*ḳVb-at- - stomach (of animals) (SED I No. 158, Kogan 2011: 225)