ague all-overs blue Johnnies blue devils bumpiness chattering chorea cold shivers cold sweat didder disquiet disquietude dithers fidgetiness fidgets fits and starts flutter heaving heebie-jeebies inquietude jactation jactitation jerkiness jimjams jitters joltiness jumps palpitation palsy panting pink elephants pink spiders pitapat pitter-patter quaking quaver quavering quiver quivering quivers restlessness shaking shiver shivering shivers shudder shuddering snakes spasms succussion sweat the beezie-weezies the heebie-jeebies the jimjams the screaming meemies the shakes throb throbbing tremble trembles trembling tremor tremulousness trepidation trepidity twitter unrest vibration willies