Where does “[[īsen]], [[īsern]]” come from?

[[īsen]], [[īsern]] (Middle High German) comes from Old High German īsarn, from Proto-West Germanic īsarn, from Proto-Germanic īsarną, from Proto-Celtic īsarnom, from Proto-Indo-European h₁ésh₂r̥ — blood.

Ancestry of “[[īsen]], [[īsern]]”, step by step

StepLanguageWordMeaning
1Old High Germanīsarniron
2Proto-West Germanicīsarniron
3Proto-Germanicīsarnąiron
4Proto-Celticīsarnomiron
5Proto-Indo-Europeanh₁ésh₂r̥blood
Every word from Proto-Indo-European h₁ésh₂r̥ →Every word from Proto-Celtic īsarnom →Every word from Proto-Germanic īsarną →
[[īsen]], [[īsern]] — Etymology, Origin & Word History | Etymology Explorer