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

1.
surto, eclosão, irrupção
a sudden occurrence of something unwelcome, such as war or disease
:
•
The sudden outbreak of the flu caught everyone by surprise.
O surto repentino de gripe pegou todos de surpresa.
•
There was an outbreak of violence in the city.
Houve um surto de violência na cidade.