Glede (n.) - a glowing coal.
This is the werste, I dar me nat bywreyen,
And wel the hotter ben the gledes rede,
That men hem wrien with asshen pale and dede.
- Chaucer, Geoffrey: Troilus and Criseyde (1385)
The Middle-English Word of the Day is selected from Mayhew and Skeat's
"Concise Dictionary of Middle English."
As found on Greg Lindahl's website
The example text was found at the Middle English Collection of the University of Virginia Library.