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 

kelut

noun. rivulet

A noun for “rivulet” in the Declension of Nouns of the early 1930s (PE21/33, 35), clearly a derivative of ᴹ√KEL(U) “flow”.

Derivations

  • ᴹ√KEL “flow, flow away (downhill), run (of water or rivers), run away especially downwards or at end”
Qenya [PE21/33; PE21/35] Group: Eldamo. Published by

nelle

noun. brook, brook, *stream

A noun in The Etymologies of the 1930s glossed “brook” derived from primitive ᴹ✶nenle (Ety/NEN), where the ancient nl became ll (PE19/47).

Derivations

  • ᴹ✶nenle “brook” ✧ Ety/NEN
    • ᴹ√NEN “*water” ✧ Ety/NEN

Phonetic Developments

DevelopmentStagesSources
ᴹ✶nen-le > nelle[nenle] > [nelle]✧ Ety/NEN

siril

noun. rivulet

A noun for “rivulet” in The Etymologies of the 1930s derived from the root ᴹ√SIR “flow” (Ety/SIR).

Derivations

  • ᴹ√SIR “flow” ✧ Ety/SIR

Phonetic Developments

DevelopmentStagesSources
ᴹ√SIR > siril[siril]✧ Ety/SIR