This is the 5377th most frequent Swedish word.
europeiska
European.
Here, 'europeiska' is used as an adjective to describe the noun 'länderna,' indicating its association with Europe.
De europeiska länderna arbetar tillsammans för att lösa gemensamma problem.
The European countries work together to solve common problems.
In this case, 'europeiska' modifies the noun 'kulturer och traditioner,' specifying their context relating to Europe.
Jag läser en bok om europeiska kulturer och traditioner.
I am reading a book about European cultures and traditions.
Here, 'europeiska' provides descriptive information about the noun 'företag,' pointing out their origin or association with Europe.