sudden

US /ˈsʌd.ən/
UK /ˈsʌd.ən/
"sudden" picture
1.

súbito, repentino

occurring or done quickly and unexpectedly or without warning

:
There was a sudden change in the weather.
Houve uma mudança súbita no tempo.
He made a sudden decision to quit his job.
Ele tomou uma decisão súbita de largar o emprego.