She is not in the least surprised.

He has the least amount of money among all his friends.

I need at least three hours of sleep to function properly.

This is the least expensive item in the store.

It's the least we can do.

I least expected to see you here.

I want to spend in the least amount of money possible.

She is not least interested in politics.

She is a talented musician, to say the least of it .

You should study for at least two hours every day.