Expound - Vine's Expository Dictionary of New Testament Words
Expound
[ 1,,G1620, ektithemi ]to set out, expose" (ek, "out," tithemi, "to place"), is used
(a) literally, Acts 7:21;
(b) metaphorically, in the Middle Voice, to set forth, "expound," of circumstances, Acts 11:4; of the way of God, Acts 18:26; of the kingdom of God, Acts 28:23.
[ 2,,G1956, epiluo ]
primarily, "to loose, release," a strengthened form of luo, "to loose," signifies "to solve, explain, expound," Mark 4:34, "expounded;" in Acts 19:39, of settling a controversy, RV, "it shall be settled," for AV, "it shall be determined." See DETERMINE. Cp. epilusis, "an interpretation," 2 Peter 1:20.
[ 3,,G1329, diermeneuo ]
"to interpret fully" (dia, "through," intensive, hermeneuo, "to interpret"); (Eng., "hermeneutics"), is translated, "He expounded" in Luke 24:27, AV, RV, "interpreted;" in Acts 9:36, "by interpretation," lit., "being interpreted;" See also 1 Corinthians 12:30; 1 Corinthians 14:5, 1 Corinthians 14:13, 1 Corinthians 14:27. See INTERPRET.