PS

*ˁa/urub- - kind of vermin, worm (SED II No. 36, Holma 1915: 91)

Akkadian
urbatu - (a worm) (CAD U–W 212, AHw. 1428)
Var. rubatu.
Hebrew
ˁārōb - vermin in general, pests, noxious insects(?); a particular type of fly, esp. a horse-fly(?) (HALOT 879)
Jewish Palestinian Aramaic
ˁrbrwb - vermin; mixed multitude (DJPA 418)
Syriac
ˁarrūbā - culices (LSyr. 546, SL 1136)
Rendered as ‘miscella copia, colluvies’ in PS 2984.