The water is splashing.
The water is wavy.
The water is choppy.
The water is rugged.
The water is boisterous.
The water is rambunctious.
The water is powerful.
a person who came seperated from their surfboard
a surfer at a beach
a building on a beach
a surfer whose board came loose
a large wave 
a man riding a surfboard on the water near a beach with large cliffs and mountains in the background