Gnomish
mabwedri
noun. dexterity
Beware, older languages below! The languages below were invented during Tolkien's earlier period and should be used with caution. Remember to never, ever mix words from different languages!
mabwedri
noun. dexterity
A word appearing as G. mabwedri “dexterity” in the Gnomish Lexicon of the 1910s, an abstract noun form of G. mabwed “dextrous” (GL/55).
Neo-Sindarin: For purposes of Neo-Sindarin, I would adapted this word as ᴺS. mabrenas “dexterity” as an abstract noun form of S. mabren “dextrous”.