palpitate
/ˈpælpɪteɪt/verb
no obj.［often as adj. palpitating］
1- (of the heart) beat rapidly, strongly, or irregularly（心脏）急速跳动; 剧烈跳动; 不规则地跳动。
1.1
- shake; tremble颤抖：
she was palpitating with terror.
她吓得发抖。
词源
early 17th cent.: from Latin palpitat- 'patted'， from the verb palpitare, frequentative of palpare 'touch gently'.