muina adj. "hidden, secret" (MUY)
Quenya
foina
hidden
muina
hidden, secret
furin
hidden, concealed
furin adj. "hidden, concealed" (also hurin, which form may be preferred in a LotR-compatible form of Quenya) (LT2:340)
hurin
hidden, concealed
hurin adj. "hidden, concealed" (also furin) (LT2:340)
lomba
secret
lomba adj.or noun "secret" (LT1:255)
nulda
secret
nulda adj. "secret" (DUL)
fur-
to conceal, to lie
fur- vb. "to conceal, to lie" (LT2:340) Read perhaps *hur- in a LotR-compatible form of Quenya, since Tolkien decided that fu- tended to become hu-.
foina adj. "hidden" (LT2:340)