Impel (verb)

1. To drive or force forward, to push onward.
2. To urge or motivate someone to take action.
3. To give an irresistible force to something.

Origin:

From latin impellere, from in- + pellere to drive.

Examples:

1. The wind impels the sails of the boat.
2. The desire to succeed impels him to work harder.
3. The sense of duty impels him to stay and work.
4. The force of gravity impels objects toward the center of the Earth.
5. The news impels the government to take action.