This is the 8844th most frequent Japanese word.
桟橋
A "pier" or "jetty."
In this case, '桟橋' represents the docking location for the boat.
ボートは桟橋に停泊していた。
The boat was docked at the pier.
In this sentence, '桟橋' refers to the structure used for fishing.
桟橋で釣りを楽しんでいます。
I am enjoying fishing at the pier.
Here, '桟橋' indicates the elevated structure under which fish are observed swimming.