Comparative evidence

peh₂, peh₂i̯

• Hitt. pahs- 'guard', 'protect', 'defend', 'observe', 'keep' (oaths, secret), 'obey' (EDHIL: 611ff.)

References

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