(UN-1 12; cf. prec.)
1382. Wyclif, Luke xi. 8. If he schal contynue knockynge, for his vnrestefulnesse he schal rise, and ȝyue to hym.
c. 1450. trans. De Imitatione, III. xxxiii. 102. Of inordinate loue growiþ all unrestfulnes of herte.
1491. Caxton, Vitas Patr. (W. de W., 1495), II. 234 b/2. The holy fader axed hym, yf he sholde praye god for hym; that he wolde releue hym from this unrestfulnesse.
c. 1557. Abp. Parker, Ps. lv. 157. I would me flitche to wildernes: More there to dwell, than here wyth such in such unrestfulnes.
1579. E. K., Gloss, to Spensers Sheph. Cal., March (Emblem). Loue vexeth the body with vnrestfulnesse all night.