a. [UN-1 7.] Shameless.
c. 1400. Apol. Loll., 104. Þei are vnschamful to axe, bolde to denay.
c. 1430. Life St. Kath. (1884), 45. O thou most vnschameful dogge!
1561. T. Hoby, trans. Castigliones Courtyer, IV. Qq iii b. [It] maketh them desperate for ye wronges & vnshameful dealing that they receiue.
1566. Painter, Pal. Pleas., I. 192 b. Reforme thy unshamefull and disordinate appetites.
1648. Hexham, II. [Onschamel], Vnshamefull, Impudent, or Brazen fact.