unslept

un- +‎ slept

unslept (not comparable)

1. Not having been slept.
   • 2011, Donvé Lee, An Intimate War (page 116)

     My eyes burn from sleep unslept and from tears unshed. I long for oblivion. I am impossibly tired.

2. Not having been slept (in, on, with, etc.); usually with a preposition.
   • 1957, Ray Bradbury, Dandelion Wine

     The high-tension wires were lightning held forever, blazing, a threat above the unslept houses.

   • 1972, Monica Dickens, World's End in Winter

     Tom's room was empty, the bed unslept in.

3. (obsolete) Not having slept; sleepless.
   • 1870, Geoffrey Chaucer, David Laing Purves, Edmund Spenser, The Canterbury tales and Faerie Queene:

     […] With visage and eyes all forwept, / And pale, as a man long unslept, […]

• n-tuples, penults, puntels, unspelt