boastful

adjective

boast·​ful ˈbōst-fəl 

: given to or marked by boasting : expressing excessive self-pride

a vain, boastful man

A few of the … parents are downright boastful about their sons.

—Jane Gross

… journalists who are only too willing to take at face value the boastful pronouncements of the company's publicity department.

—Jeffrey Young

At the highest levels, the administration's response to the crisis has been sluggish, characterized by boastful rhetoric but stagnant funding.

—The Washington Post

boastfully

ˈbōst-fə-lē 

adverb

If her new acquaintance wants to talk about plants, she might mention a few of her own, never boastfully, but with a pleasant tone of surprise, as if her parlor palm and the other person's had coincidentally attended the same high school.

—David Sedaris

Of the confidence reposed in him by Hudig—the master—he was boastfully and obtrusively proud.

—Joseph Conrad

boastfulness noun

Villars' military and diplomatic career under two kings of France was enormously successful, but his boastfulness and cupidity were notorious.

—David Wykes

Examples of boastful in a Sentence

Recent Examples on the Web

Murray showed his roots casually while Kanye was apocalyptically boastful. —Christopher Borrelli, Chicago Tribune, 24 June 2025

Undeterred, Newsom has continued his boastful ways. —Dan Walters, Mercury News, 5 June 2025

Trump is self-centered, boastful and uncaring about the needs of others. —Tom Zirpoli, Baltimore Sun, 13 May 2025

The result is a country that comes across to others as at once boastful about its growing power and prickly about criticism of its human-rights record. —Vaibhav Vats, The Atlantic, 21 May 2025

Word History

First Known Use

14th century, in the meaning defined above