Where does “īsern” come from?
īsern (Old Dutch) comes from Old Saxon isarn, from Proto-West Germanic īsarn, from Proto-Germanic īsarną, from Proto-Celtic īsarnom, from Proto-Indo-European h₁ésh₂r̥ — blood.
īsern (Old Dutch) comes from Old Saxon isarn, from Proto-West Germanic īsarn, from Proto-Germanic īsarną, from Proto-Celtic īsarnom, from Proto-Indo-European h₁ésh₂r̥ — blood.