self-confident

Adjective

self-confident (comparative more self-confident, superlative most self-confident)

1. Confident in one's own abilities.
   • This new-comer was a man who in any company would have seemed striking. […] His air, of self-confident assurance, seemed that of a man well used to having his own way.1910, Emerson Hough, chapter I, in The Purchase Price: Or The Cause of Compromise, Indianapolis, Ind.: The Bobbs-Merrill Company, →OCLC
   • Alternatively, one could hope that Californication works: that large numbers of people of immensely diverse racial, ethnic, religious and cultural backgrounds really can mix and blend while yet retaining a sufficiently common civic culture for America to survive as a free, democratic and...2003 August 14, Timothy Garton Ash, “God's crucible”, in The Guardian, archived from the original on 26 Feb 2021

   Synonyms:

   selfsecure