Sentence:  wel said the kynge thow mayst take myn hors by force but and I myȝte preue the whether thow were better on horsbak or I / wel said the knyght seke me here whan thow wolt and here nygh this wel thow shalt fynde me / and soo passyd on his weye / thenne the kyng sat in a <WSD>study</WSD> and bad his men fetche his hors as faste as euer they myghte 
Meaning of the word marked with <WSD> tags:  A state of mental perplexity or worried thought.