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 become deactivated; to become powered down.
To repulse, disgust, or discourage (someone).
To leave a road; to exit.
To power down, to switch off, to put out of operation, to deactivate (an appliance, light, mechanism, functionality etc.).
To rotate a tap or valve so as to interrupt the outflow of liquid or gas.