Gnomish
gôl
noun. daylight, day
(n)gôl
noun. slaughter
dólin
noun. song
gaul
noun. light
gold
noun. Gnome
golda
noun. Gnome, wise one
goldrin
adjective. Gnome
goltha
noun. Gnome
gul
noun. Gnome
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.
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 noun appearing as (n)gôl “slaughter” in the Gnomish Lexicon of the 1910s (GL/41). Its etymology is unclear.