h₂eyos-₂
“copper, bronze metal”Debatedmaterialtechnology
ore
Root related to Latin aes, aeris "bronze, copper", yielding English ore and era (via 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-mn̥-“a shining, gleam, golden thing”