SUFFICIENT Synonyms: 86 Similar and Opposite Words

Q: How does the adjective 'sufficient' contrast with its synonyms?

Some common synonyms of sufficient are adequate , competent , and enough . While all these words mean "being what is necessary or desirable," sufficient suggests a close meeting of a need. // sufficient savings

Q: When might 'adequate' be a better fit than 'sufficient'?

The synonyms adequate and sufficient are sometimes interchangeable, but adequate may imply barely meeting a requirement. // the service was adequate

Q: Where would 'competent' be a reasonable alternative to 'sufficient'?

Although the words competent and sufficient have much in common, competent suggests measuring up to all requirements without question or being adequately adapted to an end. // had no competent notion of what was going on

Q: How are the words 'enough' and 'sufficient' related?

Enough is less exact in suggestion than sufficient . // do you have enough food?

sufficient

adjective

Definition of sufficient

as in adequate

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How does the adjective sufficient contrast with its synonyms?

Some common synonyms of sufficient are adequate, competent, and enough. While all these words mean "being what is necessary or desirable," sufficient suggests a close meeting of a need.

sufficient savings

When might adequate be a better fit than sufficient?

The synonyms adequate and sufficient are sometimes interchangeable, but adequate may imply barely meeting a requirement.

the service was adequate

Where would competent be a reasonable alternative to sufficient?

Although the words competent and sufficient have much in common, competent suggests measuring up to all requirements without question or being adequately adapted to an end.

had no competent notion of what was going on

How are the words enough and sufficient related?

Enough is less exact in suggestion than sufficient.

do you have enough food?

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 sufficient Recycling plants require sufficient volumes of predictable, high-quality feedstock, meaning investment in collection, sorting and preprocessing must occur alongside investment in recycling capacity. — Alexandra Harrell, Footwear News, 28 Aug. 2026 City of Detroit Corporation Counsel Conrad Mallett said the case was dismissed because the city had not provided sufficient evidence that the building had once again become a public nuisance. — Violet Ikonomova, Freep.com, 28 Aug. 2026 If the death benefit isn't sufficient to compensate the grandchildren, the trust can provide them with a secured note, placing a lien on the family business, according to Fox. — Hayley Cuccinello, CNBC, 27 Aug. 2026 Moreover, the Act provides sufficient slots within the Power Four conferences to allow colleges such as UConn to join. — Randy Levine, Hartford Courant, 27 Aug. 2026 See All Example Sentences for sufficient

Recent Examples of Synonyms for sufficient

Adjective

Asked why the public should trust internal auditing as an adequate replacement for public oversight, given that many agencies allowed their own officers’ conduct to go unchecked for years, Flock did not respond.

— Kenny Jacoby, USA Today, 28 Aug. 2026
Whether through psychological detachment, restorative activities like sauna, or adequate sleep, recovery protects the capacities leaders need to operate effectively.

— Julian Hayes II, Forbes.com, 28 Aug. 2026

Definition of adequate

Adjective

Taxpayers may qualify for relief due to a good compliance history, reasonable cause, or a statutory exception.

— Jamela Adam, USA Today, 28 Aug. 2026
He’s also pushed to make sure The Gilded Age returned with new seasons as soon as was reasonable (those fancy parties and elaborate sets take time) and is looking to return Game of Thrones spinoff A Knight of the Seven Kingdoms on an annual basis.

— Josef Adalian, Vulture, 28 Aug. 2026

Definition of reasonable

Adjective

Shankara advises that worshipping gods with names and stories through devotional rituals and sacred images (murtis) is an acceptable step for some people on the path toward a more philosophical understanding of an all-pervasive ultimate reality.

— Encyclopedia Britannica, Encyclopedia Britannica, 28 Aug. 2026
Lombard has seven errors in his first 20 games and, after his latest miscue, the 21-year-old said his defense was not acceptable.

— ABC News, ABC News, 28 Aug. 2026

Definition of acceptable

Adjective

For the city, the move represents a satisfactory but temporary solution to a months-long dispute over the market’s location that came to a head last week.

— Connor Sheets, Los Angeles Times, 25 Aug. 2026
But Olson cautioned people that investigations don’t guarantee a satisfactory outcome for consumers.

— Maya Wilkins, Chicago Tribune, 24 Aug. 2026

Definition of satisfactory

Adjective

Electing the right people to these public positions could ease that stress and make life more tolerable — at least that’s how representative democracy is supposed to work.

— Sun Sentinel Editorial Board, Sun Sentinel, 14 Aug. 2026
Now the seven most boring, starting with the most tolerable (comments edited for grammar and clarity).

— James Hibberd, HollywoodReporter, 13 Aug. 2026

Definition of tolerable

Adjective

There was a time when getting a decent electric dirt bike meant spending serious money.

— New Atlas, New Atlas, 26 Aug. 2026
In the Arabic-speaking pic, Barhom stars as Hichem, a customs officer on the Algerian-Tunisian border, who tries to provide a decent life for his wife Leila and little daughter Zineb.

— Annika Pham, Variety, 25 Aug. 2026

Definition of decent

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sufficient

sufficiently

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“Sufficient.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sufficient. Accessed 1 Sep. 2026.

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Synonyms of sufficient

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