This is the 14934th most frequent Polish word.
rodzinna
"Rodzinna" means "family-related" or "pertaining to family" in English.
In this sentence, 'rodzinną' functions as an adjective describing 'kolację' (dinner), indicating that the dinner involves family members.
Anna planuje rodzinną kolację w przyszły weekend.
Anna is planning a family dinner for next weekend.
Here, 'rodzinna' describes 'wycieczka' (trip), signifying that the trip was organized or participated in by family.
To była rodzinna wycieczka, która odbyła się latem.
It was a family trip that took place in the summer.
In this example, 'rodzinną' provides information about 'atmosfera' (atmosphere), giving it a familial characteristic.