This is the 6507th most frequent Polish word.
cooper
The Polish word "cooper" does not exist; it may be a mistranslation or confusion with an English term.
Here, 'cooper' refers to a craftsman who makes or repairs barrels or casks, reflecting its primary occupational meaning.
Cooper naprawiał beczki w starej winiarni.
The cooper repaired barrels in the old winery.
In this case, 'cooper' still denotes a barrel maker, but the setting of a forge could be a misrepresentation, showing a broader use possibly mistaken by the speaker.
Podczas oglądania starego filmu zobaczyłem, jak cooper pracuje w swojej kuźni.
While watching an old movie, I saw how the cooper works in his forge.
Here, 'cooper' is being referred to as the name of a profession, showcasing its role in discourse about occupations.