This is the 3293rd most frequent Polish word.
terrorystów
"Terrorystów" in English means "terrorists" (genitive or accusative plural form).
The word "terrorystów" refers to the object of the verb "schwytała" (captured), indicating the persons being arrested.
Policja schwytała kilku terrorystów w pobliżu granicy.
The police captured several terrorists near the border.
Here, "terrorystami" is used in the instrumental case to express being involved or connected with "terrorists."
Władze badają możliwe powiązania z terrorystami.
The authorities are investigating possible links with terrorists.
In this sentence, "terrorystów" appears in the accusative case as the direct object of the verb "widzę," describing what the speaker observes.