BULLETPROOF Synonyms: 44 Similar and Opposite Words

bulletproof

adjective

ˈbu̇-lət-ˌprüf

Definition of bulletproof

as in invincible

incapable of being defeated, overcome, or subdued this year the coach's strategy seems bulletproof

Synonyms & Similar Words

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of bulletproof Besides abstaining from booze, scientists also don’t have a bulletproof way to prevent hangovers. — Lauren J. Young, Scientific American, 17 Mar. 2026 No offshore trust or jurisdiction is completely bulletproof. — Adam Fayed, Forbes.com, 12 Mar. 2026 Warsh's theory of inflation is designed to make an essentially bulletproof case for cuts in this economy, unless something changes drastically. — Matt Peterson, CNBC, 5 Mar. 2026 While the administration could theoretically attempt to use alternative trade maneuvers to replicate the tariffs, there is no guarantee such a transition would be seamless or legally bulletproof. — Tristan Bove, Fortune, 20 Feb. 2026 See All Example Sentences for bulletproof

Recent Examples of Synonyms for bulletproof

Adjective

At a Thursday post-election conference organized by the Center for American Progress, Senate Democratic Leader Chuck Schumer said that the people who’d beaten invincible-looking Republicans needed space to vote and govern their way.

— David Weigel, semafor.com, 6 Nov. 2026
That being said, pothos isn’t invincible, and incorrect watering can cause the plant to wilt and die.

— Helena Madden, Martha Stewart, 2 Nov. 2026

Definition of invincible

Adjective

Interior Minister Laurent Nuñez said that 70,000 police officers were deployed, backed by armored vehicles, drones and helicopters.

— Arkansas Online, Arkansas Online, 6 Nov. 2026
Last year, the federal government budgeted $400 million to spend on armored Tesla vehicles, rumored to be Cybertrucks, but the State Department has since abandoned those plans.

— Los Angeles Times, Los Angeles Times, 6 Nov. 2026

Definition of armored

Adjective

Villains like Ted Bundy are imagined to be relatively invulnerable to pain, even in a scenario as basic as stepping barefoot on a shard of glass.

— Paul Bloom, New Yorker, 6 Nov. 2026
Historically, being a strong leader meant being invulnerable and stoic—showing no signs of weakness.

— Krishna Savani, Harvard Business Review, 12 Oct. 2026

Definition of invulnerable

Adjective

Democrats have secured control of the Senate, a shocking collapse for a Republican majority that started the midterms with what looked like an impregnable red wall of conservative states.

— Burgess Everett, semafor.com, 4 Nov. 2026
After the Spanish Navy built its arsenal and shipyards in Ferrol’s almost impregnable harbor in the 18th century, the city boomed.

— Jason Horowitz, New York Times, 28 Oct. 2026

Definition of impregnable

Adjective

With unbeatable comfort, support, and style, the brand offers thoughtful (and discounted) gifts Mom will actually want to wear.

— Katie Decker-Jacoby, StyleCaster, 5 Nov. 2026
For The Times) Though Becerra is considered unbeatable in blue California in the race, many Hilton fans are clinging to hope that the Republican candidate will overcome the odds.

— Seema Mehta, Los Angeles Times, 1 Nov. 2026

Definition of unbeatable

Adjective

Saturday’s Duke-Miami game will feature an unstoppable force versus an immovable object.

— Adam Lichtenstein, Sun Sentinel, 11 Nov. 2026
At the time of Huang’s speech, delivered in his trademark black leather jacket, Nvidia appeared to be on an unstoppable trajectory, hurtling towards a historic $5 trillion market valuation.

— Clare Duffy, CNN Money, 11 Nov. 2026

Definition of unstoppable

Adjective

Miller would face almost insurmountable opposition from both the Supreme Court and a newly Democratic Congress, both of which are likely to argue the power to impeach judges or suspend basic rights belong to Capitol Hill, experts said.

— Sonja Sharp, Los Angeles Times, 12 Nov. 2026
The Chiefs extended their lead to 21-12, a deficit insurmountable for the struggling Jets.

— Kansas City Star, Kansas City Star, 8 Nov. 2026

Definition of insurmountable

Adjective

But the constant remains the indomitable Mahomes, whose zealous return from knee surgery reflects his rare competitive spirit.

— Kansas City Star, Kansas City Star, 29 Oct. 2026
Her memoir is a meditation on grief and the indomitable nature of the human spirit that finds hope in the midst of despair.

— Suzanne Van Atten, AJC.com, 28 Oct. 2026

Definition of indomitable

Browse Nearby Words

bulletins

bulletproof

bullets

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“Bulletproof.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/bulletproof. Accessed 14 Nov. 2026.

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Synonyms of bulletproof

adjective

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