Where does “īsen” come from?

īsen (Old English) comes from Proto-Germanic īsarną, from Proto-Celtic īsarnom, from Proto-Indo-European h₁ésh₂r̥ — blood.

Ancestry of “īsen”, step by step

StepLanguageWordMeaning
1Proto-Germanicīsarnąiron
2Proto-Celticīsarnomiron
3Proto-Indo-Europeanh₁ésh₂r̥blood

Words derived from “īsen”

Every word from Proto-Indo-European h₁ésh₂r̥ →Every word from Proto-Celtic īsarnom →Every word from Proto-Germanic īsarną →