WordNet: impetus, impulse, impulsion

the act of applying force suddenly; "the impulse knocked him over"

• hypernym drive, driving force, thrust

impetus

• (suomi) liikevoima (synonyymi)

impulse

• (suomi) sysäys (synonyymi)

impulsion

• (englanti) impel (derivationally related)
• (suomi) impulssi (synonyymi)