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.

Gnomish

ectha

noun. sword

Gnomish [GL/18; GL/31; GL/32] Group: Eldamo. Published by

ectha- Archaic

verb. to spout, jet

aith

noun. sword

Gnomish [GL/18; GL/31; PE13/109] Group: Eldamo. Published by

aithi Archaic

noun. sword

aithwen

noun. sword


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.