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 Guam defense adds strategic role IFPC Inc 2 has a broader role in the Army’s plans for defending against evolving aerial threats. — Aamir Khollam, Interesting Engineering, 31 Aug. 2026 The insecurity landscape is also more chaotic because some groups, after initially being invited to help defend against insurgents, turned into terrorists, said Dengiyefa Angalapu, an analyst at the Center for Democracy and Development in Abuja. — Alexander Onukwue, semafor.com, 31 Aug. 2026 From that standpoint, increased federal involvement—through Homeland Security voter lists and Postal Service regulations—is defended as a legitimate effort to protect the constitutional order rather than an encroachment on states. — Los Angeles Times, 31 Aug. 2026 His book with Daphna Renan vigorously defends majority rule against institutional impediments. — Daniel Immerwahr, New Yorker, 31 Aug. 2026 See All Example Sentences for defend

Recent Examples of Synonyms for defend

Verb

Play was suspended on the outside courts, but the roofs could close on Armstrong and Ashe, protecting Bublik and Wolf, and Novak Djokovic and Mariano Navone, from the elements.

— Rebecca Tauber, New York Times, 31 Aug. 2026
Families who answer those questions early protect both generations.

— Jon Sabes, Fortune, 30 Aug. 2026

Definition of protect

Verb

The government may not decide that Church teaching is insufficiently religious, insufficiently consistent with Catholic doctrine, or insufficiently compelling to justify an ecclesiastical policy.

— Beth Mole, ArsTechnica, 26 Aug. 2026
Organizers of Tuesday's rally said the women were released from ICE detention after a judge granted their habeas corpus petitions, meaning the government was required to justify their continued detention.

— Drew Aunkst, CBS News, 26 Aug. 2026

Definition of justify

Verb

Older adults need muscle strength to perform everyday activities, maintain mobility and reduce their risk of falls.

— Faye Chiu, CNN Money, 26 Aug. 2026
The court also heard testimony from Christine Reglin, a special agent with the Kansas Bureau of Investigation, who maintained that the agency didn’t think Fatherley’s actions that night constituted a crime.

— Sofi Zeman August 25, Kansas City Star, 26 Aug. 2026

Definition of maintain

Verb

He was arrested later that month, in Texas, but was released from jail on August 27th, after Greg Abbott, the governor of Texas, refused to extradite him back to Minnesota, a decision upheld by a federal judge.

— Emily Witt, New Yorker, 31 Aug. 2026
If the executive order is enacted and ultimately upheld by the courts, states would have to provide lists of eligible voters to the federal government, and any mail-in ballots would only be sent to people on those lists.

— Sharon Bernstein, Sacbee.com, 30 Aug. 2026

Definition of uphold

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“Defend.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/defend. Accessed 2 Sep. 2026.

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