This is the 17164th most frequent Polish word.
zabytkowym
Historic or antique.
The word 'zabytkowym' is an adjective in the locative case, modifying the noun 'rynku' to describe its characteristic of being historic or preserved.
Spacerowaliśmy po zabytkowym rynku miasta.
We strolled through the historic town square.
The word 'zabytkowym' is an adjective in the locative case, modifying the noun 'budynku' to specify the timeless and preserved nature of the building.
Podoba mi się mieszkanie w zabytkowym budynku.
I like living in a historic building.
The word 'zabytkowym' here is in the instrumental case, modifying 'samochodem' to highlight the car's unusual, rare, or preserved nature.