A name for Ossë appearing in the Gnomish Lexicon from the 1910s (GL/33), an elaboration of falas(se) “beach” as suggested by Christopher Tolkien (LT2A/Falasquil).
Early Quenya
ossa
noun. wall and moat
falassar
masculine name. Ossë
hosse
noun. wall and moat
A word for “wall & moat” in the Qenya Lexicon of the 1910s under the early root ᴱ√OSO (QL/71). In the contemporaneous Poetic and Mythological Words of Eldarissa it was hosse “wall & moat” instead (PME/71).