This is the 9073rd most frequent Polish word.
stocznia
Shipyard.
Here, 'stocznia' is used as a noun to denote the physical location of the shipyard.
Stocznia jest miejsce, gdzie buduje się statki.
A shipyard is a place where ships are built.
In this context, 'stocznia' refers to the institution or company where the speaker works.
Pracuję w stoczni od pięciu lat.
I have been working at the shipyard for five years.
The term 'stocznia' here is associated with a project related to the building or planning of a shipyard facility.