Where does “ihersum” come from?

ihersum (Middle English) comes from Old English ġehīersum, from Proto-West Germanic *gahauʀisam — obedient.

Ancestry of “ihersum”, step by step

ihersum traces back through two separate lines of ancestry.

via Old English ġehīersum

StepLanguageWordMeaning
1Old Englishġehīersumobedient
2Proto-West Germanic*gahauʀisamobedient

via Old English hīersum

StepLanguageWordMeaning
1Old Englishhīersumobedient
Every word from Proto-West Germanic *gahauʀisam →Every word from Old English ġehīersum →