Noldorin 

palathrin

place name. Gladden

Earliest Elvish name for the river Gladden appearing in Lord of the Rings drafts from the 1940s (RS/432), a combination of palath “iris” and the adjective suffix -rin, as suggested by Roman Rausch (EE/1.15).

Noldorin [RS/432; RSI/Palathrin] Group: Eldamo. Published by