| Answer | Crossword Clue |
|---|---|
| HUMS | Sings with closed mouth |
| HUMS | Sings with a closed mouth |
| HUM | Sing with closed mouth |
| CHEWSANDAAHS | Doesn't eat with one's mouth closed? |
| ITIS | "... better to keep your mouth closed ..." |
| trismus | Spasm of the jaw muscles, causing the mouth to remain tightly closed, typically as a symptom of tetanus |
