Solfegio or Solfeggio: How To spell?
The word Solfegio is misspelled against Solfeggio, a noun meaning "The system of arranging the scale by the names do, re, mi, fa, sol, la, si, by which singing is taught; a singing exercise upon these syllables."
The word Solfegio is misspelled against Solfeggio, a noun meaning "The system of arranging the scale by the names do, re, mi, fa, sol, la, si, by which singing is taught; a singing exercise upon these syllables."