1. (verb) conceal or hide

• repress
• smother
• stifle
• strangle

2. (verb) deaden (a sound or noise), especially by wrapping

• damp
• dampen
• dull
• mute
• tone down

1. (noun) a kiln with an inner chamber for firing things at a low temperature

• kiln

2. (verb) conceal or hide

• conquer
• curb
• inhibit
• stamp down
• subdue
• suppress

3. (verb) deaden (a sound or noise), especially by wrapping

• soften

1. (verb) conceal or hide

• crushing
• quelling
• stifling
• suppression
• smotherer
• smotherer
• stifler
• stifler

2. (verb) deaden (a sound or noise), especially by wrapping

• damper
• damper
• muffler
• muffler
• muffler
• silencer
• mute