The Collaborative International Dictionary
Unweetingly
Unweeting \Un*weet"ing\, a. [See Un- not, and Weet, Wit.]
Unwitting. [Obs.]
--Chaucer. Spenser.
[1913 Webster] -- Un*weet"ing*ly, adv. [Obs.]
--Milton.
Wiktionary
unweetingly
adv. (context archaic English) Without knowing; unaware, unwittingly.