ὑποστολή G5289
hypostolḗ · hoop-os-tol-ay' · Noun Feminine
from ὑποστέλλω; shrinkage (timidity), i.e. (by implication) apostasy:--draw back.
1 Occurrence in the King James Bible
Hebrews 10:39But we are not of them who draw back unto perdition; but of them that believe to the saving of the soul.