Insilence

2 clues
Without talking
With nary an ambient sound
Similar answers:
Absolutesilence
Ainsi
Amiinside
Atminside
Awkwardsilences
Benevolence
Bottledupinside
Breakthesilence
Callinsick
Callinsitback
Candlesgleaminginside
Centerofexcellence
Civicaccordinsight
Cloakofsilence
Codeofsilence
Coneofsilence
Corpulence
Crapulence
Deadsilence
Eforexcellence