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!

Qenya 

erka

noun. prickle, spine

A noun in The Etymologies of the 1930s glossed “prickle, spine” derived from the root ᴹ√EREK “thorn” (Ety/ERÉK).

Cognates

  • N. erch “prickle” ✧ Ety/ERÉK

Derivations

  • ᴹ√(E)REK “thorn, holly” ✧ Ety/ERÉK

Phonetic Developments

DevelopmentStagesSources
ᴹ√ERÉK > erka[erka]✧ Ety/ERÉK