h₂eyos-₂

“copper, bronze metal”

Debatedmaterialtechnology

ore, bronze

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”dʰeyǵʰ-mn̥-₂“wall, thing built from clay”dʰrew-“to be firm, to be solid”dóru“tree, wood, oak”doru-mn̥-“beam, timber, spear-shaft”