Webster’s Revised Unabridged Dictionary · 1913
Backsliding
Back′slid′ing, a. Slipping back; falling back into sin or error; sinning.
Turn, O backsliding children, saith the Lord. Jer. iii. 14.
Back′slid′ing, n. The act of one who backslides; abandonment of faith or duty.
Our backslidings are many. Jer. xiv. 7.