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

hûn

noun. bone

A noun for “bone” in the Gnomish Lexicon of the 1910s, used “especially of men and eldar” (GL/49), as opposed to G. asg “bone” used mostly of animals.

Gnomish [GL/49; GL/53] Group: Eldamo. Published by

elf

noun. heart

Gnomish [GL/32; LT2/202; PE15/23] Group: Eldamo. Published by

honn

noun. heart

hûn ar hû

between the dog and his bone

ilf

noun. heart

Gnomish [GL/49; GL/50; LT1A/Ilverin] 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.