Δὲ καὶ differs from καὶ δέ. In the latter, καὶ connects the whole member following it with what precedes; in the former καὶ, being augmentative or exaggerative, influence only the word immediately construed with it, and δὲ shows more evidently its relative sense without any ellipsis.
(Hendrik Hoogeveen)
In the study of Koine Greek syntax and discourse markers, the nuanced differences between Δὲ καὶ and καὶ δέ hold significant implications for accurate interpretation, especially in the analysis of Biblical texts and classical literature. As noted by Hendrik Hoogeveen, an 18th-century philologist renowned for his work on Greek particles, these constructions, though superficially similar, perform distinct syntactic and rhetorical functions.… Learn Koine Greek
