Definition of conscientiousnext
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Synonym Chooser

How does the adjective conscientious differ from other similar words?

Some common synonyms of conscientious are honest, honorable, just, scrupulous, and upright. While all these words mean "having or showing a strict regard for what is morally right," conscientious and scrupulous imply an active moral sense governing all one's actions and painstaking efforts to follow one's conscience.

conscientious in the completion of her assignments
scrupulous in carrying out the terms of the will

When can honest be used instead of conscientious?

Although the words honest and conscientious have much in common, honest stresses adherence to such virtues as truthfulness, candor, or fairness.

known for being honest in business dealings

When could honorable be used to replace conscientious?

The synonyms honorable and conscientious are sometimes interchangeable, but honorable suggests a firm holding to codes of right behavior and the guidance of a high sense of honor and duty.

a difficult but honorable decision

Where would just be a reasonable alternative to conscientious?

The words just and conscientious can be used in similar contexts, but just stresses conscious choice and regular practice of what is right or equitable.

workers given just compensation

When is upright a more appropriate choice than conscientious?

In some situations, the words upright and conscientious are roughly equivalent. However, upright implies a strict adherence to moral principles.

a stern and upright minister

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 conscientious There are unanswered overtures from the choir’s pianist Horner (Robert Emms), a soft, vulnerable young man whose conscientious-objector status renders him a fellow outsider. Guy Lodge, Variety, 19 Oct. 2025 More than 30 years ago, Greider, a conscientious journalist with a keen eye for detail, exposed how the American political system had been bent toward wealthy interests who could afford to hire lobbyists. Zephyr Teachout, The Atlantic, 22 Sep. 2025 Given the atmosphere, the dazzling quality of the food and the conscientious service, this should be a very successful restaurant for a long time. Tom Hyland, Forbes.com, 18 Sep. 2025 Now, in the years since his brother's death, Melvin says he's become increasingly conscientious about his own health. Alex Ross, PEOPLE, 10 Sep. 2025 See All Example Sentences for conscientious
Recent Examples of Synonyms for conscientious
Adjective
  • Clarke, a junior, also was an honorable-mention All-Big Ten selection after totaling 30 tackles, eight passes defended and a fumble recovery in eight games.
    Colleen Kane, Chicago Tribune, 13 Jan. 2026
  • Rickman played Colonel Brandon, the quiet, honorable, older man who falls in love with one of the Dashwood daughters, Marianne (Kate Winslet), competing for her heart against the secretly scandalous John Willoughby (Greg Wise).
    Sydney Bucksbaum, Entertainment Weekly, 9 Jan. 2026
Adjective
  • Be careful when handling debris that may have blown into your yard.
    CA Weather Bot, Sacbee.com, 11 Jan. 2026
  • These soft and chewy treats are the result of dozens of careful recipe tests.
    Lizzy Briskin, Better Homes & Gardens, 10 Jan. 2026
Adjective
  • Find a tax preparer, but first review the agency's tips to find an ethical one.
    Medora Lee, USA Today, 9 Jan. 2026
  • However, ethical leadership requires a clear boundary between policy disagreement and the normalization — or tacit justification — of violence.
    DP Opinion, Denver Post, 8 Jan. 2026
Adjective
  • Originally built in 1991, the 3,416-square-foot single-level estate recently underwent a meticulous reimagining—one that balances durability and artisan craftsmanship.
    David Caraccio, Sacbee.com, 12 Jan. 2026
  • Expect that particular blend of confident, meticulous, and charismatic service that’s found in its purest form in old Sicilian restaurants, and the most divine selection of puddings and gelato for a sweet-toothed finale.
    Rosalyn Wikeley, Condé Nast Traveler, 12 Jan. 2026
Adjective
  • The radical shifts in France — regicide, the Committee of Public Safety’s terror, and expansionist campaigns — dissolved the moral and practical basis for the alliance.
    Daniel Ross Goodman, The Washington Examiner, 9 Jan. 2026
  • Without genuine emotional experience or moral agency, AI cannot provide the accountability that comes from being seen by another person.
    Dr. Jesse Finkelstein, Time, 9 Jan. 2026
Adjective
  • Schlossberg will be remembered as a passionate environmental journalist, curious author, and loving mother, wife, daughter, and friend.
    Christina Perrier, InStyle, 5 Jan. 2026
  • Her son Sebastian announced her death on her Instagram account, penning a loving tribute to the socialite and jewelry designer.
    Brendan Le, PEOPLE, 5 Jan. 2026
Adjective
  • Sharing the video felt like a way to acknowledge that reality in an honest way.
    Ashley Vega, PEOPLE, 14 Jan. 2026
  • Most Americans are good, honest, hardworking Americans who want to make their country a better place.
    Tony Dokoupil, CBS News, 13 Jan. 2026
Adjective
  • But such diligent injury prevention doesn’t address the root cause of Rec League Dysmorphia.
    Grace Perry, Outside, 1 Jan. 2026
  • Iran thus has every right to demand that the IAEA be diligent in observing its own procedures and codes of conduct on impartiality, objectivity, confidentiality, and sensitivity to national security concerns in exchange for continued cooperation.
    Mohammad Javad Zarif, Foreign Affairs, 22 Dec. 2025

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Cite this Entry

“Conscientious.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/conscientious. Accessed 15 Jan. 2026.

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