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

Relevance

Antonyms & Near Antonyms

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

McClellan is particularly interested in examining the contrast between the seemingly invincible figures photographed in the arena and their often precarious lives outside it.

— Robert Lang, Deadline, 19 Oct. 2026
In some Bengali traditions, Vijayadashami rituals include Aparajita Puja, the worship of the goddess in her invincible form, sometimes represented by the butterfly pea plant.

— Encyclopedia Britannica, Encyclopedia Britannica, 9 Oct. 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

Their comfort is unbeatable, especially in a city where there’s so much to explore (not to mention the fickle weather patterns).

— Nuria Luis, Vogue, 23 Oct. 2026
The neighborhood/area The location is unbeatable, thanks to its proximity to designer shopping on Via Montenapoleone and Via della Spiga, along with the famed La Scala Theatre.

— Condé Nast, Condé Nast Traveler, 22 Oct. 2026

Definition of unbeatable

Adjective

But here’s a few that aren’t quite as obvious as pointing out that a blue tsunami just drastically changed American politics and likely ended an era of extremism that only a few weeks ago felt unstoppable and dangerous.

— Los Angeles Times, Los Angeles Times, 4 Nov. 2026
Who Toney is on the field is a nearly unstoppable player with an even more unstoppable work ethic.

— Jordan McPherson, Miami Herald, 3 Nov. 2026

Definition of unstoppable

Adjective

Democrats won several statewide races in places long considered GOP bastions, including races that were considered insurmountable even weeks ago.

— Charlie Hunt, The Conversation, 4 Nov. 2026
The Constitution’s requirement of a two-thirds super-majority to remove a leader guilty of high crimes and misdemeanors is an all but insurmountable barrier in a country that has become as divided as this one.

— Susan B. Glasser, New Yorker, 3 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

See all Nearby Words

Cite this Entry

Style

“Bulletproof.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/bulletproof. Accessed 8 Nov. 2026.

Copy Citation

Synonyms of bulletproof

adjective

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster

Word of the Day

cockamamie

Popular in Grammar & Usage

How to Use 'Who' vs. 'Whom'

Merriam-Webster’s Great Big List of Words You Love to Hate

'Affect' vs. 'Effect'

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?

Popular in Wordplay

Great Big List of Beautiful and Useless Words, Vol. 5

9 Words That Sound Like Insults But Aren't

7 Words for Old-Timey Vehicles

The Words of the Week - Nov. 6

12 Lovely and Unusual Words for the Natural World

Popular

How to Use 'Who' vs. 'Whom'

Great Big List of Beautiful and Useless Words, Vol. 5

9 Words That Sound Like Insults But Aren't

Games & Quizzes