is a specific kind of: boast, boasting, jactitation, self-praise.

derivation: crow | blow, bluster, boast, brag, gas, gasconade, shoot a line, swash, tout, vaunt | crow, gloat, triumph | big, boastful, braggart, bragging, braggy, cock-a-hoop, crowing^s1, self-aggrandising, self-aggrandizing.

is similar to: proud.

derivation: boastfulness, vainglory | brag, bragging, crow, crowingⁿ¹, gasconade, line-shooting, vaporing.