Gnomish
flathwin
noun. foam fay
flathwi
noun. scud, spray, spindrift
flathwing
noun. scud, spray, spindrift
flathnir
noun. foam fay
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!
A noun in the Gnomish Lexicon of the 1910s glossed “scud, spray, spindrift” and with variants flathwi and flathwing, an elaboration of G. flass “foam” where sw became thw (GL/35).