Quenya 

andúnë

place name. The West

A name for the Uttermost West as a region, appearing in the Namárië poem (LotR/377). It is simply andúnë “sunset, west” used as a proper name.

Quenya [LotR/0377.3201; MRI/Andúnë.001; PE17/064.3502; RGEO/58.0901; RGEO/58.4801] Group: Eldamo. Published by

Adûnaic

adûni

noun. the West

According to Tolkien, this is the proper noun form of the adjective adûn “west” (SD/435), though adûn is used as a noun in some examples as well.

Adûnaic [SD/435.2503] Group: Eldamo. Published by