smotherer
1. [ noun ] a person who stifles or smothers or suppresses
Synonyms: stifler
Examples:

"he is a real conversation stifler" "I see from all the yawn smotherers that it is time to stop"

Related terms: person dampen
Similar spelling:   smother
  Smothers
  smoother
  smothered
  Smither
  Smotherman
  smothering
  Smithers
  Smathers
  Smitherman
  smatter
  smithereens
  smattering