This is the 6572nd most frequent Polish word.
danileckiej
"Danileckiej" is a Polish surname in the genitive or feminine form, meaning "of Danilecki" or "related to Danilecka."
Used as genitive singular to indicate possession relating to a person with the surname Danilecka.
Idziemy do domu Pani Danileckiej.
We are going to Ms. Danilecka's house.
Indicates ownership; again, genitive singular form of the surname Danilecka.
Podoba mi się ogród Pani Danileckiej.
I like Ms. Danilecka's garden.
Genitive singular to indicate possession in context of observing an object owned by someone with this surname.