| Answer | Crossword Clue |
|---|---|
| HUM | Sing with lips closed |
| HUM | Sing with closed lips |
| HUMMED | Sing with closed lips |
| humming | Sing with closed lips |
| hum | to sing with closed lips |
| hummed | to sing with closed lips |
| hums | to sing with closed lips |
| labionasal | a sound produced with nose and closed lips |
| labionasals | LABIONASAL, a sound produced with nose and closed lips |
| flaps | (used with a sing. v.) swelling of the lips of a horse |
| HUM | Sing with closed mouth |
