Comparative evidence

1.ḱei̯

• Hitt. ki- 'lie', 'be laid', 'be in place', 'be set' (EDHIL: 473ff.)

• CLuv. zī- 'lie' (EDHIL: 473ff.)

• Lyc. si- 'lie' (EDHIL: 473ff.)

References

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