Strong's G614 — ἀπόκρυφος (adjective)
apokruphos (ap-ok'-roo-fos) adj.
1. secret
2. (by implication) treasured
[from G613]
KJV: hid, kept secret 
Root(s): G613 
Hebrew root: ἀποκρύπτω
Occurrences: 3