Related Clues:
- Instrumental muffler
- Quiet with a click
- British mother
- Silent as a parent
- Palindromic mater
- Keep secret from Mother?
- Informal palindromic mother
- Silent, refraining from speaking
- Silent or speechless
- Silent, not speaking
- Refraining from speaking, silent
- Silent, not talking
- Mother - she's the word for secrecy
- Keep quiet, mother
- Unable to speak