ἐκλανθάνομαι G1585
eklanthánomai · ek-lan-than'-om-ahee · Verb
middle voice from ἐκ and λανθάνω; to be utterly oblivious of:--forget.
1 Occurrence in the King James Bible
Hebrews 12:5And ye have forgotten the exhortation which speaketh unto you as unto children, My son, despise not thou the chastening of the Lord, nor faint when thou art rebuked of him: