Comparative evidence

h₁er

• Hitt. ār- 'come', 'arrive' (EDHIL: 195f.)

• Hitt. arnu- 'make go', 'transport', 'deport', 'move', 'deliver' (EDHIL: 208, HED 1/2: 162ff.)

References

EDHIL = Kloekhorst, A. 2008. Etymological Dictionary of the Hittite Inherited Lexicon. Brill.
HED = Puhvel, J. 1984 - . Hittite Etymological Dictionary. Mouton.