ponder

Rachel, ponder as she might, could make nothing of it and her afternoon’s enjoyment was spoiled.

Seated with folded arms in a corner of the carriage, he continued to ponder over the singular history he had so lately listened to, and to ask himself an interminable number of questions touching its various circumstances without, however, arriving at a satisfactory reply to any of them.

Franz let him proceed without interruption, and, in fact, did not hear what was said; he longed to be alone, and free to ponder over all that had occurred.

Villefort had secluded himself, not to study, but to reflect; and with the door locked and orders given that he should not be disturbed excepting for important business, he sat down in his armchair and began to ponder over the events, the remembrance of which had during the last eight days filled his mind with so many gloomy thoughts and bitter recollections.