Synonyms of strength

strength

noun

ˈstreŋ(k)th 

1

as in power

the ability to exert effort for the accomplishment of a task

the murdered man's wife didn't have the emotional strength to face reporters

Synonyms & Similar Words

• power
• energy
• muscle
• capacity
• vigor
• capability
• potency
• force
• firepower
• horsepower
• competence
• competency
• potence
• might
• sinew
• puissance
• aptitude
• effectiveness
• usefulness
• adequacy
• effectualness

Antonyms & Near Antonyms

• weakness
• impotence
• powerlessness
• disability
• inability
• impotency
• incapacity
• incompetence
• incompetency
• incapability
• inaptitude
• ineffectiveness
• uselessness
• inefficacy
• paralysis
• ineffectuality
• helplessness
• incapableness
• ineffectualness
• inefficaciousness

2

as in reliability

the ability to withstand force or stress without being distorted, dislodged, or damaged

this cheap shelving unit doesn't have the strength to hold all those books

Synonyms & Similar Words

• reliability
• stability
• sturdiness
• soundness
• firmness
• durability
• dependability
• solidity
• toughness
• cohesion
• solidness

Antonyms & Near Antonyms

• instability
• insecurity
• precariousness
• unsteadiness
• shakiness
• weakness
• unsoundness
• unstableness
• insubstantiality
• unsubstantiality

Synonym Chooser

How does the noun strength contrast with its synonyms?

Some common synonyms of strength are energy, force, might, and power. While all these words mean "the ability to exert effort," strength applies to the quality or property of a person or thing that makes possible the exertion of force or the withstanding of strain, pressure, or attack.

use weight training to build your strength

When might energy be a better fit than strength?

While in some cases nearly identical to strength, energy applies to power expended or capable of being transformed into work.

a worker with boundless energy

When can force be used instead of strength?

Although the words force and strength have much in common, force implies the actual effective exercise of power.

used enough force to push the door open

When is it sensible to use might instead of strength?

The words might and strength can be used in similar contexts, but might implies great or overwhelming power or strength.

the belief that might makes right

When could power be used to replace strength?

In some situations, the words power and strength are roughly equivalent. However, power may imply latent or exerted physical, mental, or spiritual ability to act or be acted upon.

the awesome power of flowing water

Example Sentences

Recent Examples of strength

Estrogen plays a role in collagen and elastin production (proteins responsible for strength and resilience), hyaluronic acid, a major skin hydrator, and sebum, an oil that lubricates the skin barrier and keeps skin from drying out, says Yadav. —Mara Santilli, Flow Space, 22 May 2025

Altogether, the strength of ticket sales for such a chaotic jumble of movies indicated a return from the brink after a cascading series of showbiz calamities stretching from the N95 era to the Hollywood strikes to the Los Angeles wildfires. —Chris Lee, Vulture, 22 May 2025

The researchers measured the participants’ muscle thickness, strength, power, and endurance after each exercise session. —Julia Ries, Health, 22 May 2025

The room is not the same without Bosa, and if edge rusher is going to continue being a strength of the team, Mack has to remain a dominant player. —Daniel Popper, New York Times, 22 May 2025