vibrating (?.)
- aspen
- ceaseless
- chattering
- constant
- continual
- fluctuant
- fluctuating
- fluctuational
- full
- harmonic
- incessant
- libratory
- machine gun
- mellow
- nutational
- oscillating
- oscillatory
- palsied
- pendular
- pendulous
- perennial
- periodic
- perpetual
- plangent
- pulsating
- pulsing
- quaking
- quavering
- quavery
- quivering
- quivery
- rapid
- regular
- repeated
- resonant
- resonating
- rich
- rolling
- shaking
- shaky
- shivering
- shivery
- shuddering
- sonorous
- staccato
- steady
- stuttering
- succussatory
- succussive
- sustained
- throbbing
- trembling
- trembly
- tremulous
- unbroken
- unceasing
- unchanging
- unintermitted
- unintermittent
- unintermitting
- uninterrupted
- unremitting
- unstopped
- unvarying
- vacillating
- vacillatory
- vibrant
- vibratile
- vibratory
- wavering
- wobbly
