Comparative evidence

1.h₁erh₁, 1.h₁erh₂, 1.h₁erh₃

• Hitt. ārr- /arr- 'wash' (EDHIL: 197f.)

References

EDHIL = Kloekhorst, A. 2008. Etymological Dictionary of the Hittite Inherited Lexicon. Brill.