Comparative evidence

2.seh₂, 2.seh₂i̯

• Hitt. sāi- 'become sullen', 'be angry', 'become angry', 'quarrel' (with each other) (EDHIL: 692ff.)

References

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