Speechless - Vine's Expository Dictionary of New Testament Words
Speechless
[ 1,,G1769, eneos ]dumb, speechless," occurs in Acts 9:7. In the Sept., Proverbs 17:28; Isaiah 56:10.
[ 2,,G2974, kophos ]
which means either "deaf" or "dumb" (See DEAF), is translated "speechless" in Luke 1:22.
Note: For phimoo, translated "he was speechless" in Matthew 22:12, See MUZZLE, SILENCE.