cardinal

Synonym Chooser

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

Some common synonyms of cardinal are essential, fundamental, and vital. While all these words mean "so important as to be indispensable," cardinal suggests something on which an outcome turns or depends.

a cardinal rule in buying a home

Where would essential be a reasonable alternative to cardinal?

The meanings of essential and cardinal largely overlap; however, 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

When could fundamental be used to replace cardinal?

The words fundamental and cardinal are synonyms, but do differ in nuance. Specifically, fundamental applies to something that is a foundation without which an entire system or complex whole would collapse.

fundamental principles of algebra

When is vital a more appropriate choice than cardinal?

While in some cases nearly identical to cardinal, vital suggests something that is necessary to a thing's continued existence or operation.

cut off from vital supplies

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 cardinal Aries is a cardinal fire sign and the first sign of the zodiac. Lisa Stardust, Vogue, 2 Oct. 2025 This moment will most likely arrive around July 13 when Saturn starts its retrograde period in fellow cardinal sign Aries. Meghan Rose, Glamour, 1 Oct. 2025 This cardinal fire sign isn’t afraid to live life to the fullest, often with an unquenchable thirst for a challenge. Cori Sears, Better Homes & Gardens, 29 Sep. 2025 This would appear to violate the cardinal rule of reserves. Harvey Levine, San Diego Union-Tribune, 17 Sep. 2025 See All Example Sentences for cardinal
Recent Examples of Synonyms for cardinal
Adjective
  • But for much of the past two centuries, Port Renfrew’s main source of employment was not promoting trees but rather chopping them down—particularly, giant, old-growth trees that fetched the highest value.
    Brad Badelt, Outside, 11 Nov. 2025
  • Rachelle Salnave, a filmmaker in Haiti, sent me videos of a piece of the Route Nationale, the country’s main transportation artery, collapsing like a glacier into a roiling, swollen river.
    Clayton Dalton, New Yorker, 11 Nov. 2025
Adjective
  • This discount shall apply only to the primary residence of the user and shall not apply to separate irrigation meters.
    Arkansas Online, Arkansas Online, 9 Nov. 2025
  • Last season’s Most Improved Player was the primary defender on Dončić, who was held to 22 points on 7-of-17 shooting from the field in 27 minutes.
    Law Murray, New York Times, 9 Nov. 2025
Adjective
  • Crime and safety, particularly in Downtown, were the predominant issues in the race, especially after a string of high-profile incidents this summer and fall.
    Jordan Kellogg, Cincinnati Enquirer, 4 Nov. 2025
  • Despite the concerns around African democracy, Afrobarometer’s annual African Insights survey shows voting in elections remains the predominant form of political and civic engagement, with nearly three-quarters of respondents voting in their country’s elections last year.
    Yinka Adegoke, semafor.com, 27 Oct. 2025
Adjective
  • The first indication that dark energy may not be as dominant as previously thought emerged courtesy of the first results from DESI in Spring 2024.
    Robert Lea, Space.com, 6 Nov. 2025
  • While Kalshi and Polymarket remain the dominant players, other challengers are emerging.
    Sydney Lake, Fortune, 6 Nov. 2025
Adjective
  • Despite the massive buildout, Al Khateeb assured the crowd that protecting the natural environment remains a foremost concern of Saudi Arabia’s government.
    Angelica Ang, Fortune, 30 Oct. 2025
  • The unscripted series pairs Snooki with Kevin Whitaker, one of Canada’s foremost psychic mediums.
    Armando Tinoco, Deadline, 30 Oct. 2025
Adjective
  • The film’s aforementioned sextet of principal stars are also very much in contention — DiCaprio and Infiniti in the lead acting categories, the others in the supporting acting categories.
    Scott Feinberg, HollywoodReporter, 10 Nov. 2025
  • The film, which is slated to begin principal photography next January, is written by William Wright Anderson and Katharine Meadows.
    Melanie Goodfellow, Deadline, 10 Nov. 2025
Adjective
  • Winning the lottery is supposed to fix all of your problems, but there are some debts that are too great for the big ticket to cover.
    Fort Worth Star-Telegram, Fort Worth Star-Telegram, 11 Nov. 2025
  • However, a bigger ensemble cast might also be involved.
    James Brizuela, MSNBC Newsweek, 11 Nov. 2025
Adjective
  • My first apartment on 15th and Union Square was a studio in a classy old building with marble pillars, one small room with a bigger bathroom and strangely an even bigger closet.
    Literary Hub, Literary Hub, 6 Nov. 2025
  • The purchase was the first investment by a Middle Eastern carrier in an East Asian airline.
    John Liu, CNN Money, 6 Nov. 2025

Browse Nearby Words

Podcast

Cite this Entry

“Cardinal.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/cardinal. Accessed 22 Nov. 2025.

More from Merriam-Webster on cardinal

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!