The Hattic word kinawar
Word kinawar
Meaning copper
See also Greek: κιννάβαροι ‘a mineral form of mercuric sulphide’

Hittite URUDU; 

Soysal, 2004, 365 connects the term with Ancient Greek Κύπρος and Hurrian kab(a)li, assuming the development knwr > knpr > kpr. For more information see Kassian 2010. Also Gk. κιννάβαροι = a mineral form of mercuric sulphide

Other words that might be of interest
pu/bu ‘to do, make’, ḫamuruwa ‘beam, rafter’, ureš ‘smith’, ḫapalki ‘iron’, ḫel ‘to strew, pour’, tiḫ ‘to build’, tewū ‘to pour’, pakku ‘hammer’, kurkupal ‘peg, nail’, ḫil ‘to pour’, arzili ‘tin’, *arkiw- ‘canopy, awning’, ziḫartail ‘carpenter’