cocksureness vs certitude

cocksureness and certitude both are nouns.

Word	Noun	Adjective	Verb	Adverb
cocksureness	Yes	No	No	No
certitude	Yes	No	No	No

As nouns, cocksureness and certitude are synonyms defined as:

cocksureness and certitude: total certainty or greater certainty than circumstances warrant

Other synonyms of cocksureness include overconfidence.

cocksureness (noun)	certitude (noun)
total certainty or greater certainty than circumstances warrant	total certainty or greater certainty than circumstances warrant