As nouns the difference between riverboarding and hydrospeed
is that riverboarding is a boardsport in which the participant lies prone on a board with fins on their feet for propulsion and steering down a body of water while hydrospeed is riverboarding.
riverboarding
English
Noun
(
-)
(
wikipedia riverboarding)
A boardsport in which the participant lies prone on a board with fins on their feet for propulsion and steering down a body of water.
Synonyms
* hydrospeed, hydrospeeding