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.
nim
root. to seem
nim-
verb. to seem, appear
glindi
root. pale blue
span
root. white
ungwē
noun. gloom
win(i)d
root. pale blue
A rejected set of roots with derivatives having to do with “blue-grey” and “fading” (Ety/WIN), perhaps replacing another rejected root ᴹ√GWINDI (EtyAC/GWINDI).
windı̯ā
adjective. pale blue
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.
A rejected root in The Etymologies of the 1930s for “pale blue” used in an abandoned explanation of N. Eredlindon as “Blue Mountains” (Ety/GLINDI; EtyAC/GLINDI). Later this name was S. Ered Lindon “Mountains of Lindon” (Ety/LIN²; S/123).