ETYMOLOGY
from un- + resty (restless, fidgety)
EXAMPLE
“… But for as muche as I mot nedes lyke.
Al þat yow lyst I dar not pleyne more.
But humbely with sorwful sykes syke.
Yow wryte ich myne vnresty sorwes sore.
Fro day to day desyryng euere more.
To knowen fully yf it youre wil [it] were.
How ye han ferd and don whyl ye be þere. …”
From: A parallel-text print of Chaucer’s Troilus and Criseyde from the Campsall ms. of Mr. Bacon Frank, a1413
Edited by Frederick James Furnivall
Published for the Chaucer Society, 1881
Lexicophilia 