assibilate
bark
bawl
bellow
blare
blat
blubber
boom
bray
breathe
buzz
cackle
chant
chirp
coo
crow
drawl
effervesce
exclaim
fizz
fizzle
flute
gasp
growl
grunt
hiss
hush
keen
lilt
lisp
mumble
murmur
mutter
pant
pipe
roar
rumble
scream
screech
shriek
shush
sigh
sing
siss
sizz
sizzle
snap
snarl
sneeze
articulate
emit
enounce
enunciate
let loose
let out
mouth
pronounce
say
sound out
speak
talk
utter
verbalise
verbalize
sibilated
sibilates
sibilating