ḱeh₂s-mn̥-

“cut stone, hewn block”

Widely acceptedmaterialconstruction

castle, chaste, castigate

Nominal yielding Latin castrum/castus, English castle, chaste, castigate.‌‍‍‍‍‍‍‌‌‍‌‌‌‍‍‌‌‍‌‌‌‌‌‌‍‍‍‌‌‍‍‍

bʰerdʰ-“to cut, split, separate”bʰerǵ-s-“to protect by enclosing”bʰreg-mn̥“that which breaks, fragment”bʰruH-“beam, bridge structure, plank”deru-“tree, wood, to be firm”dʰeyǵʰ-mn̥-₂“wall, thing built from clay”dʰeyǵʰ-mn̥-₃“a wall, thing built of clay”dʰrew-“to be firm, to be solid”