be able to prepare oneself mentally / be in a ready state

to extinguish; to put out / to cut power; to turn off / to erase, to delete / to kill, to execute

to forget / (auxiliary verb, after the continuative form of a verb) to forget to …

electricity / electric light

to vanish

forget oneself / be beside oneself

electrical engineering

vibration bath, a bath charged with an electric current strong enough to stimulate muscles and create a tingling sensation but low enough to be safe for healthy people

electrotherapy

electrooptics