Synonyms of shield

shield 1 of 2

noun

ˈshēld 

as in defense

means or method of defending

the slightly built boy used his sharp wit as a shield against the school's bullies

Synonyms & Similar Words

• defense
• protection
• ammunition
• safeguard
• wall
• weapon
• armor
• screen
• security
• guard
• ward
• buckler
• cover
• aegis
• armament
• weaponry
• arm
• fortress
• munitions
• stronghold
• fort
• palisade
• fastness

Antonyms & Near Antonyms

• attack
• assault
• offense
• aggression
• offensive

shield

2 of 2

verb

1

as in to protect

to drive danger or attack away from

celebrities who are shielded by a cluster of bodyguards whenever they appear in public

Synonyms & Similar Words

• protect
• defend
• safeguard
• guard
• fend
• fence
• keep
• secure
• ward
• bulwark
• prevent
• cover
• screen
• save
• forfend
• stand up for
• preserve
• withstand
• resist
• avert
• oppose
• war
• conserve
• fight
• contend
• wall
• picket
• buffer
• battle
• palisade

Antonyms & Near Antonyms

• attack
• assault
• assail
• cave
• beset
• submit
• yield
• overrun
• bombard
• storm
• besiege
• capitulate

2

as in to cover

to place a protective layer over

she shielded her eyes from the sun with her hand

Synonyms & Similar Words

• cover
• screen
• mask
• veil
• cloak
• crown
• clothe
• cap
• drape
• pall
• disguise
• obscure
• canopy

Antonyms & Near Antonyms

• expose
• uncover
• bare

Synonym Chooser

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

Some common synonyms of shield are defend, guard, protect, and safeguard. While all these words mean "to keep secure from danger or against attack," shield suggests protective intervention in imminent danger or actual attack.

shielded her eyes from the sun with her hand

When might defend be a better fit than shield?

Although the words defend and shield have much in common, defend denotes warding off actual or threatened attack.

defend the country

When is it sensible to use guard instead of shield?

The words guard and shield can be used in similar contexts, but guard implies protecting with vigilance and force against expected danger.

White House entrances are well guarded

When would protect be a good substitute for shield?

The words protect and shield are synonyms, but do differ in nuance. Specifically, 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 could safeguard be used to replace shield?

While the synonyms safeguard and shield are close in meaning, safeguard implies taking precautionary protective measures against merely possible danger.

our civil liberties must be safeguarded

Example Sentences

Recent Examples of shield

Noun

Most of the heat shield’s thermal tiles were black, but some were deliberately painted white to simulate missing tiles, part of an experiment to test the shield’s robustness. — Marcia Dunn, Fortune, 25 July 2026

Hungry for data Engineers have long identified the performance and durability of the heat shield as one of the toughest challenges for the Starship program. — Stephen Clark, ArsTechnica, 25 July 2026

Verb

But players would be largely walled off from ancillary businesses teams operate — moneymakers that players will always want a slice of, and owners will always try to shield. — Evan Drellich, New York Times, 28 July 2026

To shield the wider electrical grid from sudden data center load surges, the system integrates massive 314Ah lithium-ion and 160Ah sodium-ion utility-scale cells. — Mrigakshi Dixit, Interesting Engineering, 27 July 2026