Ruminative

They waited expectantly while he directed a ruminative yawn toward the white smiling moon.

‘It happened,’ returned the man, with a ruminative air, as he drew his right hand across his chin, and dipped the other in the pocket of his rough outer coat, ‘it happened somewhere about here as I reckon. I don’t think it can have been a mile from here.’

The ruminative 'cello uttered two phrases of its own and then began a dialogue with the viola.

I found that the chore of reorganizing the artifacts of my professional life was pleasantly ruminative. It had a tonic effect, because it allowed me to reflect on the changes in my views over the years.