secrecy vs silence

secrecy and silence both are nouns.

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

As nouns, secrecy and silence are synonyms defined as:

Other synonyms of secrecy include secretiveness.

secrecy (noun)	silence (noun)
the trait of keeping things secret	the absence of sound
the condition of being concealed or hidden	a refusal to speak when expected
	the trait of keeping things secret
	the state of being silent (as when no one is speaking)

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