Where does “iarnchló” come from?

iarnchló (Irish) comes from Irish iarn-, from Irish iarann, from Old Irish íarn, from Proto-Celtic īsarnom, from Proto-Indo-European h₁ésh₂r̥ — blood.

iarnchló (Irish): ferrotype

Definitions

ferrotype

Ancestry of “iarnchló”, step by step

Step	Language	Word	Meaning
1	Irish	iarn-	iron-, ferro-
2	Irish	iarann	iron
3	Old Irish	íarn	iron
4	Proto-Celtic	īsarnom	iron
5	Proto-Indo-European	h₁ésh₂r̥	blood

Every word from Proto-Indo-European h₁ésh₂r̥ →Every word from Proto-Celtic īsarnom →Every word from Old Irish íarn →