There were no instances of the disease here until it 'suddenly' appeared last year.
The director's 'sudden' departure leaves the organization's future uncertain.
I was walking down the street when, 'all of a sudden', it started raining.
(..) quote, unquote, ''deprived countries of the world.'' Women... The lady's out there picking the rice or doing whatever in the thing and all of a sudden you say, ''Ooh!'' Blam! The child falls out, they cut the cord, tie it and the kid's there with the rice, with the mother, you know. (..)1983 Bill Cosby: Himself