quaking (?.)
- agitation
- ague
- aquiver
- aspen
- bumpiness
- chattering
- chills of fear
- chorea
- cold creeps
- cold shivers
- cold sweat
- creeps
- didder
- disquiet
- disquietude
- dithers
- fear and trembling
- fidgetiness
- fidgets
- fits and starts
- flutter
- goose bumps
- gooseflesh
- heartquake
- heaving
- horripilation
- inquietude
- jactation
- jactitation
- jerkiness
- jimjams
- joltiness
- nervousness
- palpitation
- palsied
- palsy
- panting
- perturbation
- pitapat
- pitter-patter
- quaver
- quavering
- quavery
- quiver
- quiver of terror
- quivering
- quivery
- restlessness
- shakes
- shaking
- shaky
- shiver
- shivering
- shivers
- shivery
- shudder
- shuddering
- spasms
- succussatory
- succussion
- succussive
- sweat
- thrill of fear
- throb
- throbbing
- tremble
- trembling
- trembly
- tremor
- tremulant
- tremulous
- tremulousness
- trepidation
- trepidity
- uneasiness
- unrest
- vibrating
- vibration
- wobbly
