Noldorin 

elrûn

masculine name. *East-star

Earlier of Elurín (LR/147 note #42). This name also appeared in The Etymologies, where it seems to be a combination of el “star” and the lenited form of rhûn “east” (Ety/RŌ).

Noldorin [Ety/RŌ; LR/147; LRI/Elrûn; PMI/Elurín; SM/325; SMI/Elbereth; SMI/Eldûn; SMI/Eluréd; WJI/Elboron; WJI/Eldún; WJI/Elrún; WRI/Elrûn] Group: Eldamo. Published by