Sentence:  The "Trojans" <WSD>coop'd</WSD> within their walls ſo long, / Unbar their gates, and iſſue in a throng, / Like ſwarming bees, and with delight ſurvey / The camp deſerted where the "Grecians" lay; ... 
Meaning of the word marked with <WSD> tags:  To shut up or confine in a narrow space; to cramp.