sadly
adverbUK /ˈsæd.li/
US /ˈsæd.li/
In a way that shows you feel unhappy.
She looked sadly at the broken toy.
OTHER MEANINGS
2. Used to say that something is unfortunate or regrettable.
Sadly, the party was cancelled because of the rain.
3. In a way that causes sadness.
The story ended sadly for the little dog.
4. Used to admit something is true but disappointing.
Sadly, I forgot my lunch at home today.