The word presidential is an adjective. It means pertaining to a president.
congressanale
Losers usually make a concession speech, conceding defeat by the other candidate.
The presidential campaign
William Henry Harrison
This is called the Inaugural Address, and historically has set the tone for the policies of the individual president.
Nixon
Dialog of the Presidential inauguration can be viewed on CNN, Presidency History, Press TV, Presidential Inauguration Summit, Tribune, and Presidential Speech 2013.
congressanale
that is a very good question
The part of speech for this particular word is a noun.
part of speech
A loser's speech is a speech given by the one who does not win a contest, election, etc. A good example is the speech given by the one who does not win a presidential election.
The part of speech for "answer" is a noun.
adverb
what part of speech is beneath
what was part of presidential Wilson's New Freedom plan
victory speech