pitapat (?.)
- arrhythmia
- barrage
- beat
- beating
- bump
- chink
- click
- clink
- clop
- clump
- clunk
- crump
- dance
- didder
- disquiet
- disquietude
- dithers
- drum
- drum music
- drumbeat
- drumfire
- drumming
- dull thud
- fidgetiness
- fidgets
- flap
- flick
- flicker
- flit
- flitter
- flop
- flump
- flutter
- heartbeat
- heartthrob
- heaving
- inquietude
- pad
- palpitant
- palpitation
- panting
- paradiddle
- pat
- patter
- pitter-patter
- plump
- plunk
- pop
- pound
- pounding
- pulsatile
- pulsating
- pulsation
- pulsative
- pulsatory
- pulse
- pulsing
- quaking
- quaver
- quavering
- quiver
- quivering
- rap
- rat-a-tat
- rat-tat
- rat-tat-tat
- rataplan
- rattattoo
- restlessness
- rhythm
- rhythmic
- roll
- rub-a-dub
- ruff
- ruffle
- shake
- shakes
- shaking
- shiver
- shivers
- shudder
- spatter
- splutter
- sputter
- staccato
- tap
- tat-tat
- tattoo
- tempo
- throb
- throbbing
- thrum
- thud
- thump
- thumping
- tick
- tinkle
- tom-tom
- tremble
- trembling
- tremor
- trepidation
- trepidity
- tunk
- unrest
- waver
