Noldorin 

ethir

noun. mouth of a river

ethir

noun. mouth (of a river), estuary

Noldorin [LotR/II:X, Ety/356, RC/350] ed+sîr "outflow". Group: SINDICT. Published by

ethir-anduin

place name. Ethir-anduin

Noldorin [SDI1/Ethir Anduin; TI/298; TII/Ethir Anduin; WRI/Ethir Anduin] Group: Eldamo. Published by

celon

noun. river

Noldorin [Celon (name) Ety/363] Group: SINDICT. Published by

duirro

noun. river-bank

Noldorin [VT/46:10] Group: SINDICT. Published by

sirion

noun. great river

Noldorin [Sirion Ety/385] Group: SINDICT. Published by

sîr

noun. river

Noldorin [Ety/385, S/437, RC/384] Group: SINDICT. Published by

sîr

noun. river

Noldorin [Ety/SIR; RS/433] Group: Eldamo. Published by