reverberate vs reverberance

reverberate is not a noun while reverberance is a noun.

Word	Noun	Adjective	Verb	Adverb
reverberate	No	No	Yes	No
reverberance	Yes	No	No	No

reverberate (noun)	reverberance (noun)
	having the character of a loud deep sound; the quality of being resonant

reverberate (verb)	reverberance (verb)
treat, process, heat, melt, or refine in a reverberatory furnace
spring back; spring away from an impact
ring or echo with sound
to throw or bend back (from a surface)
be reflected as heat, sound, or light or shock waves
have a long or continuing effect