Strong's G1585 — ἐκλανθάνομαι (verb)
eklanthanomai (ek-lan-than'-om-ai) v.
1. to be utterly oblivious of
[middle voice from G1537 and G2990]
KJV: forget 
Root(s): G1537, G2990 
Hebrew root: λανθάνω
Occurrences: 1