ἀγνόημα G51
agnóēma · ag-no'-ay-mah · Noun Neuter
from ἀγνοέω; a thing ignored, i.e. shortcoming:--error.
1 Occurrence in the King James Bible
Hebrews 9:7But into the second went the high priest alone once every year, not without blood, which he offered for himself, and for the errors of the people: