forswunk

Etymology
From, past participle of , equivalent to. More at.

Adjective

 * 1)  totally worn out from work
 * 2) * 1943, "Just Another Word: Comprising A Word in Your Ear & Just Another Word", Ivor John Carnegie Brown, Ivor Brown, p. 112
 * If indeed he had so turned from Latin texts to garden-tools, he would certainly have been forswunk.