Synonyms of commencing

1 Syllable
launch
2 Syllables
headmost, open, first-hand, begin
3 Syllables
arise, germinal, authored, incepted, initial, incipient
4 Syllables
underived, inceptive, initiate, original, originals
5 Syllables
originating, originate, inaugurate, initiatory
6 Syllables
underivative