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 

falma

noun. (crested) wave

Qenya [Ety/PHAL; PE22/022; PE22/050] Group: Eldamo. Published by

falle

noun. foam

A noun in The Etymologies of the 1930s glossed “foam” derived from the root ᴹ√PHAL of the same meaning (Ety/PHAL).