To shake involuntarily, typically as a result of anxiety or excitement.

बेताब होना

English Usage: She trembles with fear when she sees a spider.

Hindi Usage: जब वह मकड़ी देखती है, तो वह डर से बेताब होती है.

A quivering or shaking movement.

कंपकंपी

English Usage: A tremble ran through the ground during the earthquake.

Hindi Usage: भूकंप के दौरान जमीन में कंपकंपी महसूस हुई।