Noldorin 

beleghir

place name. Great River

Precursor to the river name Anduin appearing in the Lord of the Rings from the 1940s (RS/410), a combination of beleg “great” and the lenited form of sîr “river”.

Noldorin [RS/410; RSI/Beleghir; TII/Anduin] Group: Eldamo. Published by

anduin

place name. Great River

Noldorin [LR/033; LRI/Anduin; RS/410; RSI/Anduin; SDI1/Anduin; TI/124; TI/144; TI/298; TII/Anduin; WRI/Anduin] Group: Eldamo. Published by