Sindarin name of Swanfleet, translated “Waterlands of the Swans” (UT/265, VT42/7), a combination of the plural of nen “water”, the plural definite article in and the plural of alph “swan”.
Sindarin
Nîn-in-Eilph
noun. waters of swans
nîn-in-eilph
place name. Swanfleet, Waterlands of the Swans
Elements
Word Gloss nen “water; lake, pool; (lesser) river, water; lake, pool; (lesser) river, [ᴱN.] stream” i “the” alph “swan”
nîn (pl. of nen “water”) + in (pl. gen. article) + eilph (pl. of alph “swan”)