(of persons, the body, etc.) characterized by trembling, as from fear, nervousness, or weakness.

timid; timorous; fearful.

(of things) vibratory, shaking, or quivering.

(of writing) done with a trembling hand.

adjective

aquiver , quaky , quivery , shaky , shivery , tremulant , twittery , aspen , cowardly , excited , fearful , jittery , nervous , palpitating , quavering , quivering , shaking , shivering , timid , timorous , trembling , wavering