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.
(..) Nice to meet you. Bill told me the happy news. - Which? - Us. Marriage. Jo, Melissa. It's happy news. I guess it seems sudden. Sudden? Dude, you're taking the vows? That's sweet. We wanted to get it done before Billy started his new job. (..)1996 Twister