outbreak
US /ˈaʊt.breɪk/
UK /ˈaʊt.breɪk/

1.
epidemia, focolaio, scoppio
a sudden occurrence of something unwelcome, such as war or disease
:
•
The sudden outbreak of the flu caught everyone by surprise.
L'improvvisa epidemia di influenza ha colto tutti di sorpresa.
•
There was an outbreak of violence in the city.
C'è stato un focolaio di violenza in città.