This is the 11955th most frequent Polish word.
kuzynostwa
The Polish word "kuzynostwa" refers to "cousinhood" or the collective group of cousins.
Here, 'kuzynostwo' refers collectively to the speaker's cousins as a group.
Moje kuzynostwo mnie odwiedziło w zeszły weekend.
My cousins visited me last weekend.
In this sentence, 'kuzynostwo' is used to denote all the speaker's cousins as a unit.
Zaprosiłem całe kuzynostwo na moje urodziny.
I invited all my cousins to my birthday.
Here, 'kuzynostwo' is used to indicate sharing time and experiences with one's cousins as a companion group.