Clue | Source | Date |
---|---|---|
Sound from a deep guitar | Newsday | 25 Feb 2021 |
Bottom of a chord | Universal | 08 Feb 2019 |
Bottom of a chord | ||
Choral extreme | The Washington Post | 03 Feb 2018 |
Choral extreme | LA Times Daily | 03 Feb 2018 |
Choral extreme | ||
Resonant barbershop sound | LA Times Daily | 25 Dec 2016 |
Resonant barbershop sound | ||
Deep do | ||
Low do, e.g. | ||
Lowest tone in a chord |