h₂eyos-

“metal, copper, bronze”

Widely acceptedmetalmaterial

Source of Latin aes, English ore, era, esteem

Root for metal/copper/bronze, yielding Latin aes (bronze) and English ore, era (bronze age reckoning).

bʰerdʰ-“to cut, split, separate”bʰerǵ-s-“to protect by enclosing”bʰreg-mn̥“that which breaks, fragment”deru-“tree, wood, to be firm”doru-mn̥-“beam, timber, spear-shaft”dʰeyǵʰ-mn̥-₂“wall, thing built from clay”dʰrew-“to be firm, to be solid”gʰel-d-“to pay, yield, gold”