ETYMOLOGY
from Latin sudat-, past participial stem of sudare (to sweat)
EXAMPLE
“… Take five Wallenuttes with their shelles, glowe them in the fyere then proiecte them in a gobblet with oulde wine, cover the same least the vigor therof exhalate. Drincke then the Wine as warm as you may, & then rest theron, and cause yourselfe to be well deckede, because you might sudate, and it will helpe. …”
From: The Boock of Physicke
By Oswald Gaebelkhover
Translated by A.M., 1599
Lexicophilia 