rhythm (n.)
- accent
- accentuation
- alternation
- amphibrach
- anapest
- arrhythmia
- arsis
- balance
- beat
- beating
- beauty
- cadence
- cadency
- caesura
- catalexis
- colon
- counterpoint
- dactyl
- diaeresis
- downbeat
- drumming
- emphasis
- equilibrium
- euphony
- flutter
- foot
- harmony
- heartbeat
- heartthrob
- hexameter
- iamb
- iambic
- ictus
- intermittence
- intermittency
- ionic
- jingle
- lilt
- measure
- meter
- metrics
- mora
- movement
- number
- numbers
- order
- oscillation
- palpitation
- pentameter
- period
- periodicity
- pitter-patter
- proportion
- prosody
- pulsation
- pulse
- pyrrhic
- quantity
- rat-a-tat
- rataplan
- reappearance
- recurrence
- return
- rhyme
- spondee
- stress
- sweetness
- swing
- symmetry
- syzygy
- tempo
- tetrameter
- thesis
- throb
- throbbing
- time
- timing
- trochee
- undulation
- upbeat