While my children hummed happily over their fun-stuff, I brooded silently out the window until I managed a laugh at myself.

Lucille brooded silently for a while over the tragedy.

The building, its vast webbed structure built for the generation and containment of plasm, broods silently, gathering power.

The Druuf brooded silently and sought to answer his own questions.

Kate took a hefty swig at her Bloody Mary and brooded silently for a moment while the vodka marched around inside her.

The young inventor brooded silently for a moment.

At home, Gummo brooded silently!

Again Madame Olenska brooded silently; then she said: "After all, it was to be expected."

For a moment or two, we both brooded silently over that mental image.

Bob's train of thought was momentarily derailed, and he brooded silently as they rolled down the road.