This is the 13989th most frequent Polish word.
poszkodowana
"Poszkodowana" means "injured" or "victim" (feminine form).
In this sentence, 'poszkodowana' is used as an adjective-like form derived from a past participle, describing the condition of the noun, the girl.
Poszkodowana dziewczyna została przewieziona do szpitala.
The injured girl was taken to the hospital.
Here, 'poszkodowany' is used as a predicate describing 'who,' used in an adjective-like manner.
Nie wiemy jeszcze, kto jest poszkodowany w wypadku.
We don’t know yet who is injured in the accident.
'Poszkodowanych' here functions as a plural noun derived from a past participle, indicating individuals who are injured.