There are more words but they are from Tolkien's earlier conceptional periods. Tolkien likely changed these words as he evolved the aesthetics and completeness of the languages. You may even find languages that Tolkien later rejected. Do not mix words from different time periods unless you are familiar with the phonetic developments.

Early Quenya

ránuringwi

noun. sun and moon

An (archaic?) dual formation for the “sun and moon” appearing in the Early Qenya Grammar and English-Qenya Dictionary of the 1920s (PE14/76; PE15/75), a combination of ᴱQ. Rána “moon” and the dual of ᴱQ. úrin “sun”.

Early Quenya [PE14/076; PE15/75] Group: Eldamo. Published by

ahúrasilqi Archaic

noun. sun and moon

An (archaic) dual construction for the Sun and Moon as a pair, appearing in both the Early Qenya Grammar and the Early English-Qenya Dictionary (PE14/76; PE15/75, 77). It is a combination of ᴱQ. Ahúra “Sun” and the dual of ᴱQ. Sil “Moon”.

Early Quenya [PE14/076; PE15/75; PE15/77] Group: Eldamo. Published by

Below: Tolkien's Late Period (1950–1973). These are from Tolkien's late conceptual period — his most settled forms of the languages. Prefer these over the earlier ones above when composing new text.