The Collaborative International Dictionary
Witherling
Witherling \With"er*ling\, n. [Wither + -ling.]
A withered person; one who is decrepit. [Obs.]
--Chapman.
Wiktionary
witherling
Etymology 1 n. (context obsolete English) An opponent, enemy, adversary. Etymology 2
n. One or that which is wither or decrepit.