suboptimal

adjective

ˌsəb-ˈäp-tə-məl
Definition of suboptimalnext
as in unacceptable
falling short of a standard yes, living on junk food generally means that you have a suboptimal diet

Synonyms & Similar Words

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Antonyms & Near Antonyms

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 suboptimal Using Airbnb homes as robot testing grounds without the hosts’ knowledge or consent would be a risky business move, especially because any damage caused by the robots would be suboptimal advertising for robots intended for household use. — Andrew Cunningham, ArsTechnica, 1 June 2026 The risk is that some of the most popular kinds of motor oil will be in very short supply, forcing drivers to delay getting their oil changed or rely on suboptimal lubricants. — Matt Egan, CNN Money, 19 May 2026 The home-and-home approach is wholly unprecedented and slightly suboptimal. — Jon Wilner, San Diego Union-Tribune, 14 May 2026 Even from my extremely suboptimal vantage point in the very front corner of the theater, I was awed by the depth and crispness of the 3D imagery. — Angie Han, HollywoodReporter, 7 May 2026 See All Example Sentences for suboptimal
Recent Examples of Synonyms for suboptimal
  1. unacceptable
  2. poor
  3. wrong
  4. lame
  5. bad
  6. deficient
  7. flawed
Adjective
  • Custard said, for the public, all this adds up to unacceptable risk.
    — Yuki Noguchi, NPR, 20 Aug. 2026
  • But to build a web of accusations based on false premises and the manipulation of reality in order to attack the Biennale and a film invited to compete is a petty and unacceptable act.
    — John Bleasdale, Variety, 19 Aug. 2026
Definition of unacceptable
Adjective
  • The petition argues Mays’ language during the trial revealed something deeper than a poor defense strategy — a worldview that dehumanized the man he was supposed to defend.
    — Alaa Elassar, CNN Money, 25 Aug. 2026
  • There remains work to be done, as evidenced by their poor showing in last Thursday’s 41-17 preseason loss to the San Francisco 49ers.
    — Elliott Teaford, Oc Register, 24 Aug. 2026
Definition of poor
Adjective
  • There’s nothing wrong with holding on to childhood and being a little immature from time to time.
    — Loren Savini, Allure, 22 Aug. 2026
  • Cleveland Police said a Volkswagen Passat carrying five members of the public was traveling the wrong way down the A66 highway near Middlesbrough and collided with a police vehicle on the same road going in the right direction.
    — ABC News, ABC News, 22 Aug. 2026
Definition of wrong
Adjective
  • But between now, November and the lame-duck period, there’s still time to pass legislation before election results shake things up.
    — Washington Post Opinions, Washington Post, 19 Aug. 2026
  • Payton seemed awfully pleased with himself for his lame dad joke.
    — Michael Cunningham, AJC.com, 17 Aug. 2026
Definition of lame
Adjective
  • Neighbors said the rotten-egg smell has gotten worse over the last couple of weeks, even trailing to apartments across the street.
    — Nicole Comstock, CBS News, 21 Aug. 2026
  • For Panama, the result is a wet season that’s already been drier than usual and is likely to get worse.
    — Hira Humayun, CNN Money, 21 Aug. 2026
Definition of bad
Adjective
  • The Dolphins might be talent-deficient for two years, especially at wide receiver and possibly tight end.
    — Chris Perkins, Sun Sentinel, 17 Aug. 2026
  • Many people are deficient in vitamin D due to limited sunlight exposure and few natural food sources.
    — Kirsten Nunez, Martha Stewart, 12 Aug. 2026
Definition of deficient
Adjective
  • But many professional-class socialists are no doubt making an earnest moral judgment, born of firsthand experience, that contemporary capitalism is deeply flawed.
    — Tyler Austin Harper, The Atlantic, 22 Aug. 2026
  • Such biometric age checks have proved controversial, unpopular with users, and alarming to privacy advocates, who see even the latest age verification tools as flawed.
    — Ashley Belanger, ArsTechnica, 20 Aug. 2026
Definition of flawed

Browse Nearby Words

subnormal
suboptimal
subordinate
See all Nearby Words

Cite this Entry

“Suboptimal.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/suboptimal. Accessed 25 Aug. 2026.

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