This is the 158th most frequent Croatian word.
bolnice
"Hospitals."
In this sentence, 'bolnice' is in the nominative plural form, referring to hospitals in general in the city.
Bolnice u gradu su dobro opremljene.
The hospitals in the city are well-equipped.
Here, 'bolnice' is in the genitive singular form, used to indicate direction towards the hospital.
Išla je do bolnice kako bi posjetila prijatelja.
She went to the hospital to visit a friend.
In this context, 'bolnice' is in the genitive singular form, specifying possession related to the hospital.