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

rim

noun. stripe, line; border, fringe

Gnomish [GL/48; GL/65] Group: Eldamo. Published by

rim

noun. peace, quietness, calm

A noun in the Gnomish Lexicon of the 1910s glossed “peace, quietness, calm” (GL/65).

Gnomish [GL/50; GL/65] Group: Eldamo. Published by

rim(in)

adjective. quiet, calm, peaceful

A word appearing as rimin or rim “quiet, calm, peaceful” in the Gnomish Lexicon of the 1910s, adjectival forms of rim “peace, quietness, calm” (GL/65).

il(d)rim

noun. unquiet, disturbance; disease

A noun in the Gnomish Lexicon of the 1910s with the meaning “unquiet, disturbance” and thus by extension “disease”, a combination of G. rim “quietness” with the negative prefix G. il- (GL/50).

-rim

suffix. *many

odrim

adjective. (very) many

cilm

noun. rim, brink, edge

A word in the Gnomish Lexicon of the 1910s glossed “rim, brink, edge” related to G. cail “lip” (GL/24, 26), probably based on the early root ᴱ√KILI “edge” (QL/46).

Gnomish [GL/24; GL/26] Group: Eldamo. Published by

-lim

suffix. many

Gnomish [GG/15; LT2A/Balcmeg; LT2A/Gondothlim; PE15/26; QL/053] Group: Eldamo. Published by

eilin

noun. pool

nîn Archaic

noun. pool

An archaic noun in the Gnomish Lexicon of the 1910s glossed “pool” (GL/60), almost certainly derived from the early root ᴱ√NENE (QL/65).

tathn

noun. number

Gnomish [GL/69; LT2A/Nínin-Udathriol] 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.