Nouns

(n)shaking, shakiness, trembling, quiver, quivering, vibration, palpitationa shaky motion“the shaking of his fingers as he lit his pipe”

Adjectives

(s)shaky, shivering, tremblingvibrating slightly and irregularly; as e.g. with fear or cold or like the leaves of an aspen in a breeze“the quaking child asked for more”, “with shaking knees”, “seemed shaky on her feet”, “sparkling light from the shivering crystals of the chandelier”, “trembling hands”