διαμαρτύρομαι to attest or protest earnestly, or (by implication) hortativelyDerivation: from G1223 and G3140;KJV Usage: charge, testify (unto), witness. G1223 G3140
Thayer:1) to testify 1a) earnestly, religiously to charge 2) to attest, testify to, solemnly affirm 2a) to give solemn testimony to one 2b) to confirm a thing by testimony, to testify, cause it to be believed
διαμαρτύρομαι diamarturomai dee-am-ar-too'-rom-ahee From G1223 and G3140; to attest or protest earnestly, or (by implication) hortativelyKJV Usage: charge, testify (unto), witness.