This is the 8670th most frequent Polish word.
radom
Radom is a city in central Poland.
Here, 'Radom' is used as a proper noun representing a specific city in Poland.
Radom to piękne miasto pełne historii.
Radom is a beautiful city full of history.
In this sentence, 'Radomiu' is the locative case form of 'Radom,' showing its use in a locational context.
Czy byłeś kiedyś w Radomiu?
Have you ever been to Radom?
Again, 'Radomiu' appears in the locative case, used here to indicate place of residence.