English

Adjective

errorful ‎(comparative more errorful, superlative most errorful)

1. (sciences) Involving error; not errorless.
2. (archaic) Full of error; wrong.
   • 1563, John Foxe, Actes and Monuments (in modern translation)

     They can scarce suffer privileges, that is to say, license to spoil our citizens, given them by our forefathers, and brought in by errorful custom, to be taken from them.