impetus
A very strong driving force.
A forceful and effective driving force.
A very influential driving force.
A very significant driving force.
The primary or most important driving force.
A large or noteworthy driving force.
A recently emerged driving force.
An extremely large driving force.
A new driving force that revitalizes something.
More or additional driving force.
The first driving force that started a process.
An additional driving force.
A driving force that has been restored or strengthened.
The very first driving force.
More driving force than usual or expected.
The driving force that is required for something to happen.
The driving force that caused an action without delay.
To supply the necessary driving force.
To provide someone or something with a driving force.
To acquire momentum or a driving force.
To no longer have the driving force.
To contribute to the driving force.
To add a quality (like support or urgency) that acts as a driving force.
To be given a driving force.
The driving force that leads to a particular outcome or action.
The main reason or motivation for an action or event.
The driving force in the direction of something.
The driving force originates from a particular source.