get-go vs starting time

get-go and starting time both are nouns.

Word	Noun	Adjective	Verb	Adverb
get-go	Yes	No	No	No
starting time	Yes	No	No	No

As nouns, get-go and starting time are synonyms defined as:

get-go and starting time: the time at which something is supposed to begin

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

get-go (noun)	starting time (noun)
the time at which something is supposed to begin	the time at which something is supposed to begin