Wiktionary
cocksureness
n. the state or condition of being cocksure
WordNet
cocksureness
n. total certainty or greater certainty than circumstances warrant [syn: certitude, overconfidence]
Usage examples of "cocksureness".
Fielding's dulness that is so unpardonable, but his horrible cocksureness and insufferable assurance.
The cocksureness of the toad-homely little brown man was breathtaking.
All the man’s initial cocksureness was gone as he continued backing away.
All the man's initial cocksureness was gone as he continued backing away.