subs. (old).A corruption of toilet: (old) a dressing-cloth, towel, or napkin.
1684. DRYDEN, The Disappointment, Prologue, 50. A TWILLET, dressing-box, and half a crown.
c. 1690. Ladies Dictionary. A toilet is a little cloth which ladies use for what purpose they think fit, and is by some corruptly called a TWYLIGHT.
1706. Fifteen Comforts of Matrimony. Fine TWI-LIGHTS, blankets, and the Lord knows what.
1853. REV. E. BRADLEY (Cuthbert Bede), The Adventures of Mr. Verdant Green, an Oxford Freshman, II. vii. It was no use doing the downy again, so it was just as well to make ones TWILIGHT and go to chapel.