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.
To turn off or stop.
To pass (another vehicle), especially quickly.
To close, terminate, or end.
To emotionally withdraw into oneself as a defense mechanism; to block out external stressors.