Switch on and Work up

Switch on verb - Cause to operate by flipping a switch.

Work up and switch on are semantically related. in activate topic. In some cases you can use "Work up" instead a verb "Switch on", when it comes to topics like incite, energize.

Work up verb - To produce or bring about especially by long or repeated effort.

Switch on and work up are semantically related. Sometimes you can use "Switch on" instead a verb "Work up".