Arabic

ḫurˀ-, ḫarˀ - human excrement; dung of the dog, field-rat, ant, fly (BK 1 552, Lane 715)

PWS
*ḫVrˀ- - excrement, dregs (SED I No. 136; Kogan 2011: 227)
Cf. Akk. (ḫ)arāru ‘to rot, to discharge a putrid liquid, to defecate’.