bumbaste

Example:He likes to boast about his achievements, sometimes bumbling his stories.

Definition:To speak or report of oneself in an exalted manner; to show off.

Example:He was always prattling, bumbling on and on about nothing in particular.

Definition:To talk a great deal and at great length, often uselessly.

Example:With a swagger and a bumble, he strutted into the room.

Definition:To behave or carry oneself in an arrogant, pompous, or self-important manner.