v. [UN-2 4.] trans. To free from stiffness.
1600. B. Jonson, Cynthias Rev., III. ii. [He] dares not smile Beyond a point, for fear tunstarch his look.
1641. J. Trapp, Theol. Theol., iv. 174. [Paul] unstarcht the Oratours speech (as one phrases it) afore Felix.
1683. Kennett, Erasm. on Folly, 32. He cannot unstarch his gravity.
Hence Unstarching vbl. sb.
1647. Trapp, Comm. 1 Cor. i. 17. Witness his [i.e., Pauls] artificiall unstarching of the Oratours speech, Act. 26.