lewk-tro-

“light-bearing, lamp”

Widely acceptedlighttool

Lucifer, lantern, luster

Instrumental of *lewk- giving Latin lūcifer/lanterna, English Lucifer, lantern, luster.

H₂eydʰ-“to burn, to kindle a fire”bʰeh₂-w-“to shine forth, to appear”bʰer-d-“to cut with a sharp edge, to shave”bʰerh₃-“to bore, to pierce through”bʰerǵ-eyo-“to keep brightening, shining”bʰewk-“to shine, gleam”bʰeyh₂-“to strike, to cut”bʰleg-“to shine, burn, flash”