This is the 2174th most frequent Russian word.
возбудили
"Возбудили" (vozbudili) means "aroused," "excited," or "initiated," depending on the context.
In this sentence, "возбудила" refers to the initiation or starting of a process (in this case, a legal process).
Полиция возбудила уголовное дело.
The police initiated a criminal case.
Here, "возбудила" means to stimulate or arouse someone's interest or enthusiasm.
Эта музыка возбудила его интерес к классической музыке.
This music aroused his interest in classical music.
This usage shows "возбудила" as inducing or triggering a chemical or physical reaction.