To arouse or bring out (e.g. feelings); to stimulate.
To cause an electron to move to a higher than normal state; to promote an electron to an outer level.
To energize (an electromagnet); to produce a magnetic field in.
To stir the emotions of.
to spark off (something), to trigger
to commence burning.
to set fire to (something), to light (something)
To subject to the action of intense heat; to heat strongly; often said of incombustible or infusible substances.