unconned

From un- +‎ conned, past participle of con (“to study, learn”).

unconned (not comparable)

1. Not conned; not studied or learned.
   • 1832, Tait's Edinburgh Magazine (volume 1, page 624)

     I have known school-boys, who were so deeply impressed with the horrors of Monday morning, and the dread of what was to ensue from unconned lessons, and questions which they could neither answer nor understand […]

From un- +‎ conned, past participle of con (“to deceive”).

unconned (not comparable)

1. (slang) Not defrauded or tricked.
   • 1966, Walter Wagner, The Golden Fleecers (page 6)

     […] circumstances arrayed against him and the citizenry he does his best to keep unconned, are awesomely beyond control. Fraud is as old as the world — and to beleaguered Los Angeles it only seems as if the crime is a local monopoly.

   • 1970, Helen MacGill Hughes, Delinquents and Criminals: Their Social World (page 65)

     For many people of low status, to be "smart" means to outsmart, outfox, outwit, dupe, "put on" or "con" others — and to remain "unconned" oneself!