burzigallu - (a large bowl or platter) (CAD B 345, AHw. 142)

Probably, we are dealing with a late (perhaps “learned”) loanword from Sumerian. The Sum. word is virtually unattested outside lexical lists (see PSD B 189). It consists of BUR.ZI (a type of bowl) (PSD B 189) and GAL “big”.