Where does “[[iorþ]], [[iorth]]” come from?

[[iorþ]], [[iorth]] (Old Danish) comes from Old Norse jǫrð, from Proto-Germanic erþō, from Proto-Indo-European h₁er- — earth.

Ancestry of “[[iorþ]], [[iorth]]”, step by step

StepLanguageWordMeaning
1Old Norsejǫrðearth
2Proto-Germanicerþōearth
3Proto-Indo-Europeanh₁er-earth

Words derived from “[[iorþ]], [[iorth]]”

Every word from Proto-Indo-European h₁er- →Every word from Proto-Germanic erþō →Every word from Old Norse jǫrð →