accelerate, actuate, animate, arouse, atomize, awaken, bombard, charge, cleave, contaminate, cross-bombard, energize, fission, galvanize, get going, impel, infect, initiate, irradiate, mobilize, motivate, move, nucleize, poison, prompt, radiumize, rally, reactivate, recharge, remilitarize, rouse, set going, set in motion, smash the atom, start, stimulate, stir, switch on, trigger, turn on, wake, waken