Switch :: Switch (v. t.) To turn from one railway track to another; to transfer by a switch; -- generally with off, from, etc.; as, to switch off a train; to switch a car from one track to another..
Switch :: Switch (v. t.) To shift to another circuit.
Switched :: Switch (n.) A mechanical device for shifting an electric current to another circuit.
Switchy :: Switchman (n.) One who tends a switch on a railway.
Twitch :: Twitch (v. t.) To pull with a sudden jerk; to pluck with a short, quick motion; to snatch; as, to twitch one by the sleeve; to twitch a thing out of another's hand; to twitch off clusters of grapes..