Answer: overprinted

AnswerCrossword Clue
overprintedPrint additional matter on (a stamp or other surface already bearing print)
overprintedPrint too many copies or too much of
overprintedOVERPRINT, to print over something already printed
overprintedPrint (additional matter) on something already printed
overprintedMake (a print or other positive) darker than intended