commencements

com-mence-ments

noun

The formal beginnings or initial stages of events, processes, or periods.

"The commencements of new academic terms are always busy."

Thesaurus

Synonyms: beginning, start, showtime, outset, first, offset, starting time, kickoff, get-go, commencement ceremony, graduation exercise, graduation

Antonyms: end, ending, finish, finishing, middle