actually; in fact; really

We're all human beings, so in my opinion each country's culture is 90% the same.

He looked asleep, but he was really dead.

You needn't have taken an umbrella with you.

I've never met anyone who was able to learn how to play basketball just by reading a book. The same holds true for learning foreign languages as well.

Possibly because he's got a beard, he looks scary at first glance but he's really a kind man.