tremble

Universal Words verb, noun verb [V] 1 ~ (with sth) to shake in a way that you cannot control, especially because you are very nervous, excited, frightened, etc: My legs were trembling with fear. * Her voice trembled with excitement. * He opened the letter with trembling hands. 2 to shake slightly: leaves trembling in the breeze 3 to be very worried or frightened: I trembled at the thought of having to make a speech. noun [C,usually sing.] (also trembling [C,U]) a feeling, movement or sound of trembling: a tremble of excitement / fear * She tried to control the trembling in her legs.