decreasing monotonic
increasing monotonic
unmodulated
AF
Indian file
alliterating
alliteration
alliterative
array
articulation
assonance
assonant
audio frequency
banausic
bank
belabored
blah
buzz
catena
catenation
chain
chain reaction
chaining
chanting
chime
chiming
cliche-ridden
clockwork regularity
concatenation
connection
consecution
constancy
continuum
course
cycle
daily round
descent
dim
dingdong
dreary
drone
droning
endless belt
endless round
even pace
even tenor
file
filiation
frequency
fundamental
fundamental tone
gamut
intonation
modulation
musical note
note
pitch contour
tone
baritone
beep
cadence
chant
chirp
chuckle
clamor
clang
clank
croak
dirge
downpour
drawl
hum
monotony
murmur
rasp
reverberation
rumble
thrum
undertone
wail
whine