Where does “*kuk-néh₂” come from?

*kuk-néh₂ (Proto-Indo-European) comes from Proto-Indo-European ḱewk- — flare up, glow; white; to glow, burn, lighten.

Ancestry of “*kuk-néh₂”, step by step

Step	Language	Word	Meaning
1	Proto-Indo-European	ḱewk-	flare up, glow; white; to glow, burn, lighten

*kuk-néh₂ — Etymology, Origin & Word History | Etymology Explorer