Synonyms of commencement

1 Syllable
proem, dawn, bow, start, birth
2 Syllables
dawning, onset, kickoff, outset, outbreak, outstart, alpha, start-off, jump-off, leadoff, jumpoff, lead-in, countdown, source, leadin, intro, hornbook
3 Syllables
exordium, opener, beginning, graduation, inception, geneses, nascency, admission, services, opening, prelude, primordium, genesis, nascence, inceptions
4 Syllables
convocation, introduction, instatement, inaugural, initiations, curtain-raiser, ebullition, celebration, incipiency, introductions, initiation, embarkation, nativity, incipience
5 Syllables
investiture, origination, originations, inauguration, interpolation, prolegomenon, interpolations, inaugurations