Propulsor (en. Propeller)
/proˈpulsor/
Slang Meanings
Thing or person that drives another to do something.
She is a driver of good ideas.
Ella es un propulsor de buenas ideas.
Intense drive, especially in high-energy situations.
That music is the drive I need to train.
Esa música es el propulsor que necesito para entrenar.