This is the 9709th most frequent Polish word.
zamkowym
"Zamkowym" means "castle-related" or "pertaining to a castle."
The word 'zamkowym' is used as an adjective modifying 'dziedzińcem' (courtyard), implying its location or relation to a castle.
Spacerowaliśmy dziedzińcem zamkowym, podziwiając widoki.
We walked the castle courtyard, admiring the views.
Here, 'zamkowym' describes 'murem' (wall), indicating its characteristic of being part of or related to a castle.
Projekt zamkowym murem został ukończony w zeszłym tygodniu.
The project with the castle wall was completed last week.
In this sentence, 'zamkowym' is associated with the word 'festiwalu' (festival), showing its thematic or locational connection to a castle.