An archaic word for “eagle” in the Gnomish Lexicon of the 1910s, related to ᴱQ. ea(r) of the same meaning (GL/51), though the exact correspondence (and sound changes) are not clear.
Gnomish
ioroth
noun. eagle
iorothram
proper name. Eaglepinion
ior
noun. eagle
thorn
noun. eagle
A word for “eagle” in the Gnomish Lexicon of the 1910s, an elaboration of archaic G. †ior “eagle” of the same meaning (GL/51).