This is the 10754th most frequent Polish word.
duchy
Spirits or ghosts.
Here, 'duchy' refers to ghosts or spirits in folklore contexts.
W starym zamku często opowiadali historie o nawiedzających go duchach.
In the old castle, they often told stories about ghosts haunting it.
In this case, 'duchy' refers to territories or jurisdictions governed by a duke or duchess.
Niektóre kraje europejskie w przeszłości były podzielone na małe księstwa, czyli tzw. duchy.
Some European countries in the past were divided into small duchies, also known as dukedoms.
Here, 'duchy' refers to the essence or spirit in a metaphorical or emotional sense.