presidential
presidential (prĕzĭ-dĕnʹshəl) adjective
1. a. Of or relating to a president or presidency. b. Befitting a president, especially the office of the President of the United States: criticized the candidate for not looking presidential.
2. Of or relating to a political system in which the chief officer is a president who is elected independently of the legislature for a fixed term: a presidential government.
presidenʹtially adverb