DEFEND Synonyms: 85 Similar and Opposite Words

Q: How is the word 'defend' different from other verbs like it?

Some common synonyms of defend are guard , protect , safeguard , and shield . While all these words mean "to keep secure from danger or against attack," defend denotes warding off actual or threatened attack. // defend the country

Q: When is 'guard' a more appropriate choice than 'defend'?

The meanings of guard and defend largely overlap; however, guard implies protecting with vigilance and force against expected danger. // White House entrances are well guarded

Q: When would 'protect' be a good substitute for 'defend'?

The synonyms protect and defend are sometimes interchangeable, but protect implies the use of something (such as a covering) as a bar to the admission or impact of what may attack or injure. // a hard hat to protect your head

Q: When might 'safeguard' be a better fit than 'defend'?

Although the words safeguard and defend have much in common, safeguard implies taking precautionary protective measures against merely possible danger. // our civil liberties must be safeguarded

Q: Where would 'shield' be a reasonable alternative to 'defend'?

The words shield and defend are synonyms, but do differ in nuance. Specifically, shield suggests protective intervention in imminent danger or actual attack. // shielded her eyes from the sun with her hand

defend

verb

di-ˈfend

Definition of defend

as in to protect

to drive danger or attack away from a solemn oath to defend the mother country at any cost

Synonyms & Similar Words

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Antonyms & Near Antonyms

as in to justify

to continue to declare to be true or proper despite opposition or objections she will pigheadedly defend any claim regardless of all evidence to the contrary

Synonyms & Similar Words

Antonyms & Near Antonyms

Synonym Chooser

How is the word defend different from other verbs like it?

Some common synonyms of defend are guard, protect, safeguard, and shield. While all these words mean "to keep secure from danger or against attack," defend denotes warding off actual or threatened attack.

defend the country

When is guard a more appropriate choice than defend?

The meanings of guard and defend largely overlap; however, guard implies protecting with vigilance and force against expected danger.

White House entrances are well guarded

When would protect be a good substitute for defend?

The synonyms protect and defend are sometimes interchangeable, but protect implies the use of something (such as a covering) as a bar to the admission or impact of what may attack or injure.

a hard hat to protect your head

When might safeguard be a better fit than defend?

Although the words safeguard and defend have much in common, safeguard implies taking precautionary protective measures against merely possible danger.

our civil liberties must be safeguarded

Where would shield be a reasonable alternative to defend?

The words shield and defend are synonyms, but do differ in nuance. Specifically, shield suggests protective intervention in imminent danger or actual attack.

shielded her eyes from the sun with her hand

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 defend Opposition leader Rahul Gandhi of the Congress party described the growing protests as a fight to defend the constitution. — ABC News, 12 Oct. 2026 The move is designed to defend against and uncover attackers targeting generative artificial intelligence large-language models and AI agents, and to protect against emerging quantum threats, the companies said in a press release. — Caleigh Keating, CNBC, 12 Oct. 2026 Ali tried to defend it against Jason Hotch, John Skyler and Special Agent 0. — Ryan Gaydos Outkick, FOXNews.com, 12 Oct. 2026 While many Democrats have ardently defended transgender rights, particularly in California, others in the party have sided with Republicans or softened their support. — Kevin Rector, Los Angeles Times, 11 Oct. 2026 See All Example Sentences for defend

Recent Examples of Synonyms for defend

Verb

In yet another battle between the states and social media platforms, Florida asked a state judge to order changes on Instagram and Facebook in an effort to protect young users.

— Arkansas Online, Arkansas Online, 10 Oct. 2026
Their bid to change their lives turns into a dangerous chase, and the friendship becomes the one thing protecting them.

— Naman Ramachandran, Variety, 9 Oct. 2026

Definition of protect

Verb

At Wednesday’s hearing, Paul described Niembro as the most culpable of the four defendants and Ramirez as second, while acknowledging that Ramirez’s cooperation justified a significantly shorter sentence.

— Antonio María Delgado, Miami Herald, 7 Oct. 2026
Rising prices could also lead shoppers to reconsider which rewards still feel small enough to justify.

— Ashley Lynch, Sacbee.com, 7 Oct. 2026

Definition of justify

Verb

The administration also is investigating alleged violations of parents’ right to safeguard their children from the collection of private and sensitive information at school.

— Howard Blume, Los Angeles Times, 6 Oct. 2026
Never promoting renewable energy or safeguarding us with stronger regulation.

— Sun Sentinel Editorial Board, Sun Sentinel, 2 Oct. 2026

Definition of safeguard

Verb

When democratic activists demanded greater civil rights in the late nineteenth century, some yakuza came out to guard their rallies.

— Ian Buruma, New Yorker, 12 Oct. 2026
It was announced on Saturday that Judkins and QB Deshaun Watson had been fined a cool $14,397, while guard Austin Barber, who also snuck a hit off of the invisible blunt, had to pony up $6,944.

— Matt Reigle OutKick, FOXNews.com, 11 Oct. 2026

Definition of guard

Verb

That decision, upheld on appeal, put the onus on the Continuum of Care, an amorphous entity with a board and open membership that had long functioned as an appendage of LAHSA but actually had the statutory power to hire or fire the agency.

— Los Angeles Times, Los Angeles Times, 10 Oct. 2026
An appeals court subsequently threw out the massive financial penalty but upheld the fraud finding.

— Sagar Meghani, Fortune, 10 Oct. 2026

Definition of uphold

Cite this Entry

Style

“Defend.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/defend. Accessed 14 Oct. 2026.

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Synonyms of defend

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