"displayed confidence" is correct and usable in written English.
You can use it to describe when someone carries themselves with confidence in a certain situation. For example, "The candidate displayed confidence in their answers during the job interview."
Rivera displayed confidence in himself then by saying: "I've never been scared of any pitcher.
Germany's businessmen also displayed confidence even though the country is in recession.
None of Terreri's saves were spectacular, but he played solidly and displayed confidence in distributing the puck.
Stocks reversed sharp early losses and finished with solid gains yesterday as investors displayed confidence in the government's ability to stimulate the economy.
Through 21... Qb2, the players were following a Khalifman-Galkin game in Elista 1998, but even though White won that one, beginning with 22 e7, Gulko displayed confidence in proceeding with 22 ed7!?
Moreover, we find that displays of satisfaction, frustration, worry, and bewilderment moderate the effect of managers' displayed confidence on employees' willingness to act entrepreneurially.
"If you don't push back and you don't display confidence, you get run over".
We want managers to display confidence and optimism, and to give constructive feedback, never destructive.
And in just the past two months it has vocally sought to display confidence in Europe through the acquisition of new Eurobonds.
The company's chairman, Tony Hayward, and John Mack, a non-executive director, bought Glencore shares last week in an attempt to display confidence in the company.
E. J. McMahon, a senior fellow at the Manhattan Institute, a conservative group, praised Mr. Bloomberg's approach, saying it was important for someone new to the job to display confidence in his ability to manage New York through these problems.
