incipience vs starting time

incipience and starting time both are nouns.

Word	Noun	Adjective	Verb	Adverb
incipience	Yes	No	No	No
starting time	Yes	No	No	No

As nouns, starting time is a hypernym of incipience; that is, starting time is a word with a broader meaning than incipience:

Other hypernyms of incipience include beginning, commencement, first, get-go, kickoff, offset, outset, showtime, start.

incipience (noun)	starting time (noun)
beginning to exist or to be apparent	the time at which something is supposed to begin