IPA: /ˈsɜːrfˌbɔːrdər/
KK: /ˈsɜrfˌbɔrdər/
A person who rides on a surfboard in the ocean or on waves.
The surfboarder skillfully maneuvered through the waves.
Surfboarder → It is formed from "surf" (from the word "surf" meaning to ride on waves) and "board" (from Old English "bord" meaning a flat piece of material) and "-er" (meaning a person who). A surfboarder is a person who rides on waves using a board.
Think of someone riding on waves ('surf') using a flat piece of material ('board') — that's what a surfboarder does.