authoritative

Jones later wrote in his book: "Some of the younger rappers didn't even know who he was. When addressing some of the more confrontational comments from the floor, Powell maintained his South Bronx demeanour and authoritative cool throughout."

“Precise and circumspect, with an avuncular demeanor and an authoritative voice .... Summerall indulged his partner’s many appetites and asides, even when that meant being elbowed aside at the mike and in the limelight.”

“The whole point of fake news is not only to circulate different narratives but to undermine our ability to distinguish between these narratives and to trust authoritative sources of information,” Beiner said.

Did those warnings from authoritative sources — eminent figures Trump once appointed to high-ranking jobs — have any effect on his voters as election day approaches?

A small, neat, quietly authoritative figure in a black polo neck.