"He might want to," Evadna guessed shrewdly, "but it would be too much trouble."
'Then there's another way in,' Cato guessed shrewdly.
Based on what he had seen thus far, he shrewdly guessed that this represented some manner of charm against the supernatural.
"You must have come within speaking distance, Gil," he guessed shrewdly.
You guess shrewdly, for an Earthman.
Shrewdly guessing that that was just what would impress the Norman and retain him on the council.
Olga guessed shrewdly, and laughed, a loud, cackling laugh, at Kate's expression.
'You mean Araminta kept them from you,' shrewdly guessed the lady.
'Ah, but you need not have been an outcast,' shrewdly guessed the old lady.
And then you shrewdly guessed he might come here!