how to say “surprisingly” in Hebrew

You may know the Hebrew word for a surprise – הפתעה

For example:

We made him a surprise party.

 הפתעה comes from the active-causative הפעיל verb להפתיע

One way to add the equivalent of -ly to Hebrew words is to add the word באופן

For example:

Surprisingly, there are children who don’t like children’s games.