apartamentu

In a sentence

• Wszystkie meble w stylu nowoczesnym dodają elegancji apartamentu.

  All furniture in modern style adds elegance to the apartment.

  Here, 'apartamentu' is used as the genitive singular form of 'apartament', indicating possession or relation to 'apartament'.

• Udogodnienia apartamentu zawierają basen oraz siłownię.

  The amenities of the apartment include a pool and a gym.

  In this sentence, 'apartamentu' is again in the genitive singular, showing what 'apartament' possesses or includes.

• Z widoku z salonu apartamentu zapiera dech w piersiach.

  The view from the living room of the apartment takes your breath away.

  Here, 'apartamentu' also functions in the genitive singular form to describe where the living room is located—as part of the apartment.