silence vs silencer

silence and silencer both are nouns.

Word	Noun	Adjective	Verb	Adverb
silence	Yes	No	Yes	No
silencer	Yes	No	No	No

silence (noun)	silencer (noun)
the absence of sound	a tubular acoustic device inserted in the exhaust system that is designed to reduce noise
a refusal to speak when expected	short tube attached to the muzzle of a gun that deadens the sound of firing
the trait of keeping things secret
the state of being silent (as when no one is speaking)

silence (verb)	silencer (verb)
cause to be quiet or not talk
keep from expression, for example by threats or pressure