wolontariuszy

In a sentence

• Widzę grupę wolontariuszy pracujących w parku.

  I see a group of volunteers working in the park.

  The word 'wolontariuszy' is used in the accusative plural form, referring to multiple volunteers as the object in the sentence.

• To jest projekt wspierany przez wolontariuszy.

  This is a project supported by volunteers.

  Here, the word 'wolontariuszy' appears in the genitive plural form, indicating that volunteers are the source of support in the sentence.

• Rozmawiam z wolontariuszami na temat ich pracy.

  I am talking with volunteers about their work.

  In this sentence, 'wolontariuszami' is used in the instrumental plural form, describing the volunteers as the entities with whom the action is being carried out.