This is the 3377th most frequent Polish word.
wszczęła
"She initiated" or "She started."
Here, 'wszczęła' indicates the start of an official or formal process, in this case, an investigation.
Policja wszczęła dochodzenie w sprawie zaginionej osoby.
The police launched an investigation into the missing person.
In this sentence, 'wszczęła' is used to denote the beginning of a regulated or procedural activity.
Przewodniczący wszczęła procedurę głosowania.
The chairwoman commenced the voting procedure.
The word 'wszczęła' is used to mean 'initiated' or 'began' an action, typically a formal or significant one.