quavering Synonyms

tremulous tremors waver wavering warbling warble vibration vibrating vibrate twitching tumble-down trolling trilling weak unsteady wobbling twittery tremulously trembly wobbly quivery quavery doddering aquiver scrapie jumpy jittery trill shudder tremulant quaky quaking palpitation palpitating oscillate nervous jactation faltering decrepit chirruping chirping quiver quivering shake tremor tremble trembling succussive succussion shuddering