It stems from Proto-Germanic *erþō- ('earth, soil, land'), as evidenced by the Gothic airþa, Old English eorþ, Old Saxon ertha, or Old High German (OHG) erda.
[7] The etymology of Hlóðyn remains unclear, although it is often thought to be related to the goddess Hludana, to whom Romano-Germanic votive tablets have been found on the Lower Rhine.
[18] Section 17 quotes Þjóðólfr of Hvinir's composition Haustlöng, in which the skald refers to Thor as "the son of Iord" twice.
[19] Section 18 quotes Eilífr Goðrúnarson's composition Þórsdrápa, in which the skald refers to Thor as "Iord's son".
[20] Section 19 contains a list of kennings for the goddess Frigg, including "rival of Iord and Rind and Gunnlod and Gerd".
[24] Additionally, as the common noun jörð also simply means 'earth', references to earth occur throughout the Prose Edda.
"[1] Philologist Haukur Thorgeirsson points out that the four manuscripts of Gylfaginning vary in their descriptions of the family relations between Nótt, Jörð, Dagr, and Dellingr.
Haukur details that "the oldest manuscript, U, offers a version where Jǫrð is the wife of Dellingr and the mother of Dagr while the other manuscripts, R, W and T, cast Nótt in the role of Dellingr's wife and Dagr's mother", and argues that "the version in U came about accidentally when the writer of U or its antecedent shortened a text similar to that in RWT.