Where does “carbón” come from?

carbón (Irish) comes from Latin carbō, from Proto-Indo-European ḱer-, from Proto-Indo-European kr̥-, from Proto-Indo-European ker- — army.

carbón (Irish): carbon

Definitions

Step	Language	Word	Meaning
1	Latin	carbō	—
2	Proto-Indo-European	ḱer-	to grow, to make grow, to nourish; to plait,...
3	Proto-Indo-European	kr̥-	to turn, to bend
4	Proto-Indo-European	ker-	army

carbón — Etymology, Origin & Word History | Etymology Explorer