Gnomish
gwî
place name. Gwî
bannoth gwî
masculine name. Bannoth Gwî
gwaidhin
noun. web
gwinn
noun. net
gwith
noun. net
man
masculine name. Man
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 word for “web” in the Gnomish Lexicon of the 1910s, derived from the early root ᴱ√gu̯iđ and related to G. gwidh- “weave” (GL/46). It had a deleted variant gwaith².