c. 1374. Chaucer, Boeth., V. pr. i. (1868), 151. Þilke ordre procedynge by an vneschewable byndynge to-gidre.
1513. Douglas, Æneid, XI. xiv. 102. He schuke in hand hys oneschewabill speir.
1542. in Harl. Misc. (1745), IV. 509/2. Ther came a sodeyne and piteous Calamyte or Miserye vneuitable or uneschuable.
1602. Carew, Cornwall, 124 b. If an vneschewable destiny had not haltered him to that aduancement.
1870. W. H. Gillespie, Being & Attributes God (1871), IV. ii. 149. Our dread but uneschewable topic.
Hence Uneschewably adv.
c. 1374. Chaucer, Boeth., V. pr. iii. (1868), 157. Yif þat he deme þat þei ben to comen vneschewably.