Amur Lena
Eagle,
trout
The Ebro, Tajo, Duero, Jucar, and the Guadalquivir are all Spanish rivers.
There are several rivers that have four letter names. One of the most well known is the Nile. Others include the Ural River, the Ohio River, and the Elbe.
leeds
chess Sorry
There are two rivers in Switzerland which have three letters in their names. The river Aar and the river Inn
Nolan Niles
Many constellations have five letters in their names. Orion may be the best known.AriesCetusDracoHydraIndusLepusLibraLupusMensaMuscaNormaOrionPyxisVirgo
There are many US cities that have 5 letters in their name. Some are Miami, Akron, Alcoa, Butte, and Austin.
Indian, St. Johns, St. Mary's, St. Lucie, Peace Rivers off the top of my head.