kickoff

drawing board, first base, ground zero, square one

creation, founding, inauguration, initiation, institution, origination

cradle, fountain, fountainhead, germ, origin, root, seedbed, source, spring, well, wellspring

dawning, opening

advent, appearance, arrival, debut (also début), emergence

childhood, infancy, youth

create, generate, inaugurate, initiate, innovate, invent, originate

adopt, embrace, take on, take up

establish, father, found, institute, organize, pioneer, set up, spawn

get around (to), get down (to), get round (to)