Boast, Boaster, Boastful - Vine's Expository Dictionary of New Testament Words

Boast, Boaster, Boastful

[ A-1,Verb,G2744, kauchaomai ]
and its related words katakauchaomai, to glory or boast" and the nouns kauchesis and kauchema, translated "boast," and "boasting," in the AV, are always translated "glory," and "glorying" in the RV, e.g., 2 Corinthians 10:15; 2 Corinthians 11:10, 2 Corinthians 11:17; Ephesians 2:9. See GLORY.

[ A-2,Verb,G3166, megalaucheo ]
from megala, "great things," and aucheo, "to lift up the neck," hence, "to boast," is found in some texts of James 3:5. The most authentic mss. have the two words separated. It indicates any kind of haughty speech which stirs up strife or provokes others.

Note: In Acts 5:36, the verb lego, "to say," is rendered "boasting" in the AV; "giving out" (RV).

[ B-1,Noun,G213, alazon ]
"a boaster," Romans 1:30; 2 Timothy 3:2, AV, "boasters," RV, "boastful," primarily signifies "a wanderer about the country" (from ale, "wandering"), "a vagabond;" hence, "an impostor."

[ B-2,Noun,G212, alazoneia ]
the practice of an alazon, denotes quackery; hence, "arrogant display, or boastings," James 4:16, RV, "vauntings;" in 1 John 2:16, RV, "vainglory;" AV, "pride." See PRIDE, VAUNT.

Note: In 2 Corinthians 9:4, hupostasis, "a support, substance," means "confidence" (RV); AV, "confident boasting."

Vine's Expository Dictionary of New Testament Words