and denied not. Figure of speech Pleonasm (App-6), for emphasis.
denied. Greek arneomai. In John only here, and John 18:25; John 18:27.
but. and.
the Christ. the Messiah. App-98.
Related Commentaries of John 1:20
John 1:20
20 And he confessed, and denied not; but confessed, I am not the Christ.