Vaunt v. i. : To boast; to make a vain display of one's own worth, attainments, decorations, or the like; to talk ostentatiously; to brag.

Vaunt v. t. : To boast of; to make a vain display of; to display with ostentation.

Vaunt n. : A vain display of what one is, or has, or has done; ostentation from vanity; a boast; a brag.

Vaunt n. : The first part.

Vaunt v. t. : To put forward; to display.

Example:
What successes has the Vaunted obama diplomacy team have had?

Taxonomy
vaunt, Merriam-Webster Online Dictionary, Dictionary, webster, Word Games, Webster Online Dictionary with audio pronunciations, Middle English, Late Latin, thesaurus, glossary, language, ESL, Search, Etymology, Anglo-French, vanter, frequentative, vanus.

Defination from the web:
vaunt from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games. ... of one's own worth or attainments : brag transitive verb : to call attention to pridefully and often boastfully <people who vaunt their ingenuity> ...