1: λάθρᾳ
(Strong's #2977 — Adverb — lathra — lath'-rah )

"secretly, covertly" (from a root lath---, indicating "unnoticed, unknown," seen in lanthano, "to escape notice," lethe, "forgetfulness"), is translated "privily" in Matthew 1:19; 2:7; Acts 16:37; "secretly" in John 11:28 (in some mss., Mark 5:33 ). See SECRETLY.

Galatians 2:4COMEJude 1:4 CREEP