theorize

The Arizona bloodbath apparently stemmed from a domestic dispute, police theorize.

They theorize, however, that it may bring out the disease's symptoms early in young people who are genetically predisposed to it.

Some theorize the 51-year-old Kennedy was in the grip of a midlife crisis.

Yet we do know what happens, even if we do just theorize about why.

One may theorize as to its origin, but there is no historical identification of it either in epoch or by country or people.

To modern psychology the mind is something to be used, not merely something about which to speculate and theorize.

Plato shows that he is aware of the embarrassments: yet he is content to theorize as if they did not exist.

Where men could do little more than theorize in these matters, women were able easily and effectively to act.