"Rio Grande River" means "Big River River" (rio being river and grande big).
"Kill" is Dutch for creek (e.g., Fishkill).
"Avon" is Celtic (Gaelic, Irish, Welch) for river (River Avon).
"Hatchie" is Choctaw for river (Loosahatchie River)
"Mississippi" is Anishinaabe for "big river".
Similarly Mekong, Cuyahoga, Wadi (or the Hispanified "guada"), Molopo, Ouse, Reka, Upė, Walla, "ci-" perfix (Java), Owen, and otheers in different refions.
Bothmia, Chad, Laguna, Lagunita, "-kal", Loch, bach, Michigan are all other terms for bodies of water (lakes, bays, etc.).
Gibralteer, knock (cnoc), Montana, Morro, Killimanjaro (killi), pen or pendell, pic ("peak), mesa.
Etc., etc., etc: https://en.wikipedia.org/wiki/List_of_tautological_place_nam...
- Eas Fors Waterfall
- Deschutes Falls, Tumwater, Washington
- Lochmere Lake, Cary, North Carolina
- Bredon Hill, Pendle Hill, (hill hill hill)
- Nesoddtangen (cape cape cape)
- Wookey Hole Caves (cave cave cave)
Lake Semerwater is a near-quad: lake lake lake water.
Then there are double doubles: The La Brea Tar Pits (the the tar tar pits).