River with B
- Brahmaputra
- black river
- Black
- Bosna
- Beas
- Bog River
- Brown
- Boise
- Boston river
- Blue Nile
- Blue river
- Bengal
- Brazos
- bean river
- Bhramaputra
- Hirdetés
- Boyne
- Boardman River
- brown river
- bear creek
- Bear river
- Baltimore River
- bravo
- Brent
- Baltimore
- Back creek
- Beach
- Bile
- Belize
- Brooklyn river
- Bode
- Bramhaputra
- banas
- Bangladesh
- bogota
- Bass
- Bronx
- Big Vermillion
- bay
- Basin
- Boy
- Bhramputra
- Bean
- bog
- Bourne
- bengal river
- Boise river
- Bill
- Bengali
- Bodensee
- Bahamas
- Bhagirathi
- Banksy
- Brandywine
- Banas River
- ball
- Buffalo River
- berlin
- brook
- bug
- Baby
- Hirdetés
- bosnia
- Barrow
- Bosphorus
- butt
- Bern
- baron
- bad river
- bangladesh river
- bad
- Bass River
- blood
- Bell
- Brigach
- Brisbane River
- Banana river
- ben
- Benue
- Babylon river
- boardman
- Babuna
- baltic
- Bore
- Blackwater
- Bann
- bishop river
- Bhutan
- boobs
- brooklyn
- Bow river
- Bruce
- Bason
- Bat
- Bohemia
- broad river
- Bison
- Bee
- Barwon
- Bond
- Ban
- beni
A River with B listán szereplő szavak a Ország Város szójáték játékosaitól származnak.