Audibility(n.) The quality of being audible; power of being heard; audible capacity.
Audible(a.) Capable of being heard; loud enough to be heard; actually heard; as, an audible voice or whisper.
Audible(n.) That which may be heard.
Audibleness(n.) The quality of being audible.
Audibly(adv.) So as to be heard.

Words within audibilities