nomination vs nominating speech

nomination and nominating speech both are nouns.

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

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

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

Other synonyms of nomination include nominating address.

nomination (noun)	nominating speech (noun)
the act of officially naming a candidate	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
the condition of having been proposed as a suitable candidate for appointment or election