Quenya 

andúna

western

andúna adj. "western" (PE17:18)

andúna

adjective. western

núna

western

núna adj. "western" (PE17:18), compare the element #nún- "west(ern)" in certain compounds, such as Núnatani and Nunduinë, q.v. (in the latter word, ú is apparently shortened as u before a consonant cluster). Compare númen.

núna

adjective. western

númenya

western

númenya adj. "western" (NDŪ)