He doubted if he could manage to get away unnoticed after dinner.

She never goes out alone now, and could scarcely steal away unnoticed.

While thus pleasantly occupied, time slipped away unnoticed, until Marcelle's aunt arrived.

She would fain steal away unnoticed, as she hoped she had come.

Well, while no one is looking, I shall sneak away unnoticed!

Her bedroom was on the first floor, so slipping away unnoticed was easy.

The startled butterfly spread its gorgeous wings and zigzagged away unnoticed.

In fact, he looked like he desperately would like to slink away unnoticed.

And that's without considering any that are still beavering away unnoticed.

The boy collected camels, loaded them with kegs of firepowder, slipped away unnoticed.

She wanted to steal away unnoticed, as she hoped that she had come.

That meant she didn't have much chance of being able to slip away unnoticed.

Then I'll sneak over the summit and get away unnoticed.

But Zoe announced that Mme Maloir had slipped away unnoticed, according to her wont.

We can't hope to slip away unnoticed, I grant you.

High Lord, it will be difficult enough for five of us to slip away unnoticed.