impetus
nounmasculine/ĩˈpetu/medium
im·pe·to
Definition
A sudden and forceful movement or impulse; a burst of energy, vigor, or violent force.
With surprising impetus, the dog jumped over the wall.
He spoke with such impetus that he left the entire audience in silence.
Common collocations
with impetusyouthful impetuslack of impetus
Etymology
Do latim 'impetus' (ataque, ímpeto).