incipiency vs kickoff

incipiency and kickoff both are nouns.

Word	Noun	Adjective	Verb	Adverb
incipiency	Yes	No	No	No
kickoff	Yes	No	No	No

As nouns, kickoff is a hypernym of incipiency; that is, kickoff is a word with a broader meaning than incipiency:

Other hypernyms of incipiency include beginning, commencement, first, get-go, offset, outset, showtime, start, starting time.

incipiency (noun)	kickoff (noun)
beginning to exist or to be apparent	(football) a kick from the center of the field to start a football game or to resume it after a score
	a start given to contestants
	the time at which something is supposed to begin