He fingered his beard, clotted with Tydomin's blood, and fell into a deep muse.

Then he settled down into a deep muse.

But William Drew had no eye for her; he was fallen into a deep muse over the blurred inscription on the headstone.

With an abruptness that made the cups totter in the saucers he shoved himself back from the table and fell into a deep muse.

The upshot was that I fell in a deep muse, looking forth of the window on the road, and scarce marking what I saw.