How many letters does the top answer for “relating to or consisting of or emphasizing chords” have?

The most common answer is chordal (7 letters).

Crossword clue: relating to or consisting of or emphasizing chords

1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

chordal 7 letters wn-def

relating to or consisting of or emphasizing chords

relating to or consisting of 1000 50% similar → millenary