VITAL Synonyms: 335 Similar and Opposite Words

Q: How is the word 'vital' different from other adjectives like it?

Some common synonyms of vital are cardinal , essential , and fundamental . While all these words mean "so important as to be indispensable," vital suggests something that is necessary to a thing's continued existence or operation. // cut off from vital supplies

Q: When might 'cardinal' be a better fit than 'vital'?

In some situations, the words cardinal and vital are roughly equivalent. However, cardinal suggests something on which an outcome turns or depends. // a cardinal rule in buying a home

Q: When can 'essential' be used instead of 'vital'?

While the synonyms essential and vital are close in meaning, essential implies belonging to the very nature of a thing and therefore being incapable of removal without destroying the thing itself or its character. // conflict is essential in drama

Q: Where would 'fundamental' be a reasonable alternative to 'vital'?

While in some cases nearly identical to vital , fundamental applies to something that is a foundation without which an entire system or complex whole would collapse. // fundamental principles of algebra

vital

adjective

ˈvī-tᵊl

Definition of vital next

as in energetic

having active strength of body or mind a man who remained vital well into his 90s

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Antonyms & Near Antonyms

as in active

having much high-spirited energy and movement the child is vital and active again after being sick

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Antonyms & Near Antonyms

as in essential

impossible to do without I forgot one vital ingredient, and now the biscuits taste strange

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Antonyms & Near Antonyms

as in lethal

likely to cause or capable of causing death received a vital wound in the abdomen

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Antonyms & Near Antonyms

as in crucial

of the greatest possible importance a matter that is vital to our national security

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Antonyms & Near Antonyms

as in refreshing

having a renewing effect on the state of the body or mind after the long, dreary winter, we welcomed the vital rays of the summer sun

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Antonyms & Near Antonyms

Synonym Chooser

How is the word vital different from other adjectives like it?

Some common synonyms of vital are cardinal, essential, and fundamental. While all these words mean "so important as to be indispensable," vital suggests something that is necessary to a thing's continued existence or operation.

cut off from vital supplies

When might cardinal be a better fit than vital?

In some situations, the words cardinal and vital are roughly equivalent. However, cardinal suggests something on which an outcome turns or depends.

a cardinal rule in buying a home

When can essential be used instead of vital?

While the synonyms essential and vital are close in meaning, essential implies belonging to the very nature of a thing and therefore being incapable of removal without destroying the thing itself or its character.

conflict is essential in drama

Where would fundamental be a reasonable alternative to vital?

While in some cases nearly identical to vital, fundamental applies to something that is a foundation without which an entire system or complex whole would collapse.

fundamental principles of algebra

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 vital Iranian strikes have targeted the energy infrastructure of its neighbors and instituted a blockade on the vital Strait of Hormuz, through which around 20% of the world's oil and gas was shipped before the war, precipitating the worst energy shock in decades. —

Katrina Bishop, CNBC, 24 Apr. 2026 Mythos’s unexpected sandbox breakout—which bypassed its own security guardrails—has surprised many security researchers and sparked vital discussions. —

Kemba Walden, Fortune, 23 Apr. 2026 Few brands are as vital to my everyday wardrobe as Rothy’s. —

Meaghan Kenny, Condé Nast Traveler, 23 Apr. 2026 More than 80 percent of international trade consists of goods transported by sea, which means that straits are vital gateways and choke points. —

Scott Spires, Encyclopedia Britannica, 23 Apr. 2026 See All Example Sentences for vital

Recent Examples of Synonyms for vital

Adjective

In the hours before the dinner, the blocks surrounding the Hilton were already jammed with cars, onlookers, and energetic protesters.

— Shane Harris, The Atlantic, 27 Apr. 2026
The build from the back at all costs, but with relatively no clear shape, and a huge risk / reward dynamic is not what a youthful energetic team should be doing.

— Simon Johnson, New York Times, 27 Apr. 2026

Definition of energetic

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visuals

vital

vitality

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Style

“Vital.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/vital. Accessed 1 May. 2026.

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Synonyms of vital

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