accepter
acquirer
addressee
audience
audient
audiophile
auditor
beholder
consignee
eavesdropper
getter
hearer
hearkener
hi-fi fan
holder
listenership
looker
obtainer
overhearer
payee
procurer
receiver
recipient
snoop
spectator
taker
trustee
viewer
observer
perceiver
percipient
admirer
correspondent
courtier
disciple
lover
musician
on-looker
performer
pupil
reader
reporter
scholar
traveller
visitor
watcher
worshipper