harmonic progression
harmonical
harmonious
AF
accordant
according
assonant
assonantal
attuned
audio frequency
blended
blending
chiming
concordant
consonant
flageolet tone
fluctuant
fluctuating
fluctuational
frequency
fundamental
fundamental tone
harmonic tone
harmonizing
homophonic
in accord
in chorus
in concert
in concord
in sync
in tune
in unison
intonation
libratory
monodic
monophonic
monotone
monotony
musical
nutational
oscillating
oscillatory
overtone
partial
partial tone
pendular
pendulous
periodic
harmonics
quality
timber
timbre
tone
correspond
electrical
geometric
high-frequency
linear
mechanical
melodic
nonlinear
numerical
rhythmic
sonorous
spectral
structural
Ionic
Masonic
Miltonic
Napoleonic
Panasonic
Platonic
allophonic
avionic
bubonic
catatonic
chronic
conic
demonic
diatonic
electronic
embryonic
ganglionic
gnomonic
hedonic
hegemonic
histrionic
hyaluronic
hydroponic
hypersonic
hypertonic
ionic
ironic
isoelectronic
isotonic
laconic
leptonic
masonic
microelectronic
miltonic
mnemonic
neoplatonic
nucleonic
ovonic
pharaonic
philharmonic
phonic
planktonic
platonic
plutonic
pneumonic
polyphonic
propionic
sardonic
sonic