Vibrating slightly and irregularly; as e.g. with fear or cold or like the leaves of an aspen in a breeze. Synonyms: shaky, shivering. "The quaking child asked for more" , "Quivering leaves of a poplar tree" , "With shaking knees" , "Seemed shaky on her feet" , "Sparkling light from the shivering crystals of the chandelier" , "Trembling hands"