nominating address vs nominating speech

nominating address and nominating speech both are nouns.

Word	Noun	Adjective	Verb	Adverb
nominating address	Yes	No	No	No
nominating speech	Yes	No	No	No

As nouns, nominating address and nominating speech are synonyms defined as:

nominating address and nominating speech: an address (usually at a political convention) proposing the name of a candidate to run for election

Other synonyms of nominating address include nomination.

nominating address (noun)	nominating speech (noun)
an address (usually at a political convention) proposing the name of a candidate to run for election	an address (usually at a political convention) proposing the name of a candidate to run for election