Here are the possible solutions for emphasis on a note or chord clue
Answer
Clue
Relevancy
accent
Clue
Emphasis on a note or chord
Emphasis on a chord
Definition
to pronounce with prominence
italicsmine
Clue
Parenthetical note from one who has added emphasis to a quotation
eflat
Clue
Note in the center of a C minor chord
majorcrimes
Clue
"Maybe I'll add a bright, cheerful chord just before the last note," said Johnny, playing a C-E-G triad on the piano. He frowned. "Terrible! I'd be committing ___ with that E in there."