audio - correct answer relating to the production of sound
audience - correct answer a gathering of spectators or listeners at a (usually
public) performance
auditorium - correct answer the area of a theater or concert hall where the
audience sits
audition - correct answer a tryout for a role; a hearing to test and judge a
performer's ability
audiophile - correct answer one who is enthusiastic about high-fidelity sound
reproduction
audiology - correct answer science that studies hearing
inaudible - correct answer impossible to hear
auditory - correct answer of or relating to the process of hearing
audiogenic - correct answer adj. - caused by sound waves, especially of high
frequency.
audient - correct answer listening, attentive