River with S
- Styx
- Snake
- Saraswati
- Sabine River
- Sacramento
- Sava
- Sabine
- Saale
- Sena
- Spree
- Satluj
- Salt
- sutlej
- Sabarmati
- South River
- Savannah
- Salmon
- Sindhu
- Sac River
- Shenandoah
- sacramento river
- siene
- Saar
- Singapore river
- Senegal
- Saco
- Shannon
- sienne
- sana
- Sun
- sandy
- Sunshine
- Sandy River
- Senna
- Stix
- St. Lawrence
- stream
- Snowy
- Superior
- shanghai
- swanee
- Siam
- Susquehana
- San Antonio
- Somme
- sea
- Sacagawea River
- San
- Son
- Sioux
- san antonio river
- Snohomish
- Sierra
- Serengeti
- Spanish
- sand
- Saddle
- Syracuse
- Snowy river
- seven
- San Juan
- Saigon
- Saratoga
- Suwanee
- soul
- SEINE
- Sarasvati
- Salmon River
- Seneca
- st lawrence river
- Sarayu
- st lawrence
- small
- Schuylkill
- salt river
- Sienna
- salween
- Savanna
- Scarborough
- sam
- Severn River
- saine
- Susquehanna River
- senne
- San Jose
- Siberian
- sekwana
- Struma
- Skagit
- Silver river
- Salinas
- Solomon
- sacagawea
- Siena
- Scioto
- swamp
- Slow
- Soar
- St. Lawrence River
- sand river
Le parole nell'elenco River with S provengono dai giocatori del gioco di parole Nomi, Cose, Città.