G2931
κρυφῇ
in secret
κρυΦῇ (prop. -ῆ, Rec.; later spelling is due to assimilation to dative; cf. εἰκῆ), adv., [in LXX chiefly for סָתַר ;] secretly, in secret: Eph.5:12.† (AS)
The KJV translates G2931 in the following manner:
secret (2x)
Full Thayer's lexicon entry
κρυφῆ — kryphē
κρυφῇ (L WH κρυφῇ; cf. εἰκῇ, at the beginning), adverb, (κρύπτω), secretly, in secret: Eph 5:12. (Pindar, Sophocles, Xenophon; the Sept..)
1 occurrence