argh
bang, banged, banging
bash, bashed, bashing
bawl, bawled, bawling
beep, beeped, beeping
belch, belched, belching
blab, blabbed, blabbing
blare, blared, blaring
blurt, blurted, blurting
bonk, bonked, bonking
bong
boo-hoo
boom
bow-wow
bubble
bump, bumped, bumping
buzz, buzzed, buzzing
chatter
chirp
choo-choo
clang, clanged, clanging
clank, clanked, clanking
clap, clapped, clapping,
clatter, clattered, clattering
click
crackle
cuckoo
drip
fizz
flick, flicker
flip
flutter
giggle
gurgle, gurgled, gurgling
haha
hack
hiss
hohoho
kerplunk
mumble
ooze
ping, plop
pop, popped, popping
rattle
roar, roared, roaring
rustle, rustled, rustling
screech, screeched, screeching
shuffle
sizzle, sizzled, sizzling
slash
slurp
smack
splash
squelch
swoosh
thud
thump, thumped, thumpin
tic-toc
tinkle
twang
whallop
whip
whisper, whispered, whispering
whizz
whoosh