Strong's #7691: shgiy'ah (pronounced sheg-ee-aw')
from 7686; a moral mistake:--error.
Brown-Driver-Briggs Hebrew Lexicon:
ׁ
shegı̂y'âh
1) error
Part of Speech: noun feminine
Relation: from H7686
Usage:
This word is used 1 times:
Psalms 19:12: "Who can understand his errors? cleanse thou me from secret"