This is the 15663rd most frequent Polish word.
sylwestrowej
"Of New Year's Eve."
Adjective referring to 'night' and indicating its association to New Year's Eve.
Spędziliśmy wyjątkową noc sylwestrową z przyjaciółmi.
We spent an extraordinary New Year's Eve night with friends.
Adjective describing the 'ball' as specifically a New Year's celebration.
Szukam sukienki idealnej na bal sylwestrowy.
I am looking for a dress perfect for the New Year's Eve ball.
Adjective attributing the 'dishes' to the New Year's Eve context.