Where does “hairon” come from?

hairon (Old French) comes from Proto-Germanic haigrô, from Proto-Germanic hraigrô, from Proto-Indo-European (s)kreik-.

Ancestry of “hairon”, step by step

StepLanguageWordMeaning
1Proto-Germanichaigrô—
2Proto-Germanichraigrôheron
3Proto-Indo-European(s)kreik-—

Words derived from “hairon”

Every word from Proto-Indo-European (s)kreik- →Every word from Proto-Germanic hraigrô →Every word from Proto-Germanic haigrô →