misdecipher means to decipher incorrectly. Lexicurio rates it Rare gem — a strength score of 82 out of 100.
Etymology
From mis- + decipher.
verb
- To decipher incorrectly.“Then a number of these mistakes are corrected and lines necessary for sense recovered by modern editors from the previous editions themselves, which effectually shows that the plays were transcribed, and that these mistakes were largely made from misdeciphering the manuscript, as no printer, however bad, could possibly have made them if he had print to copy from.”