nonmusician
nonsinger
nontechie
nonpianist
noncomposer
geeksta
bathroom singer
nonperformer
amusical
nonguitarist
unpianistic
unmusicianly
sightreader
nonliterate
stranger
nondancer
nonacquaintance
unmusical
couldn't carry a note in a bucket
silent person
deaf-mute
dummy
nonwriter
nonwoman
nonlinguist
nongamer
nonpainter
musicless
nonintellectual
handbagger
noninterview
non-het
nonshopper
nonrailroader
nonmusical
musicaster
nonmelodic
nonfemale
nonromantic
outsider musician
nonacoustic
unmelodic
paperman
nonprogrammer
unsociable
nonpoet
nonphonetically
nonmodel
nontourist
nonorchestral