begin, commence, embark (on or upon), enter (into or upon), get off, kick off, launch, lead off, open, start, strike (into)

create, generate, inaugurate, initiate, innovate, invent, originateadopt, embrace, take on, take upestablish, father, found, institute, organize, pioneer, set up, spawnget around (to), get down (to), get round (to)

get going, get to, set about

conclude, end, finish, terminate

cease, desist, discontinue, halt, knock off, lay off, quit, stopclose, completeabandon, forsake, leaveabolish, demolish, destroy, exterminate, extinguish, phase out