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 For 20-odd years, Adams has been one of Hollywood’s most reliably committed and conscientious performers. Guy Lodge, Variety, 16 Feb. 2026 The Sun Sentinel Editorial Board recommends that Pembroke Pines voters re-elect two capable and conscientious incumbent commissioners. Sun Sentinel Editorial Board, Sun Sentinel, 13 Feb. 2026 At this moment in American history, the conscientious fulfillment of their clerical vows could result in their deaths. Ernesto Burden, Washington Post, 9 Feb. 2026 Those places were unregulated, untaxed and, typically, not particularly conscientious about checking ID. Teri Sforza, Oc Register, 6 Feb. 2026 See All Example Sentences for conscientious
Recent Examples of Synonyms for conscientious
Adjective
  • The people in Japan are so honorable.
    Matt Bomer, HollywoodReporter, 24 Mar. 2026
  • Third team Gonzaga senior Graham Ike, an honorable-mention pick two years ago, earned third-team honors this season.
    Dave Skretta, Chicago Tribune, 17 Mar. 2026
Adjective
  • An assembly of planets in Aries moves through your twelfth house, stirring emotions behind the scenes and asking for careful tending.
    Kirah Tabourn, Condé Nast Traveler, 28 Mar. 2026
  • To the begonia collectors out there, Begona Black Velvet, with large leaves that could have fallen from a maple tree, is worth a careful look.
    Joshua Siskin, Oc Register, 28 Mar. 2026
Adjective
  • Interdependence is not an ethical aspiration but a condition of life itself.
    Manuela Moscoso, Artforum, 2 Apr. 2026
  • Experience this extraordinary vision yourself during an ethical tour, hotel stay or park visit that puts the animals first.
    Catherine Garcia, TheWeek, 2 Apr. 2026
Adjective
  • Soderbergh extracts some fun from the ensuing cat-and-mouse logistics, from Lori’s meticulous duplication of the Christophers to Julian’s efforts to bluff her into admitting her true intentions.
    Justin Chang, New Yorker, 3 Apr. 2026
  • The Astor family were the defining dynasty of New York's Gilded Age, and that spirit of grandeur and meticulous hosting has traveled with the brand ever since.
    Condé Nast, Condé Nast Traveler, 1 Apr. 2026
Adjective
  • Back home, humans have bonded with aiyi, a species of near-omnipotent artificial intelligence that operates according to its own moral code.
    Stephanie Burt, New Yorker, 1 Apr. 2026
  • One is 1969’s Paul Mazursky comedy, Bob & Carol & Ted & Alice in which two couples wind up over their heads in stretching the moral limits of their relationships in an ever-changing society.
    Pete Hammond, Deadline, 31 Mar. 2026
Adjective
  • In the immediate aftermath of the shooting, Daniel is choosing to remember Allison as a loving individual who spent her last moments taking care of her friend in need.
    Julia Bonavita, FOXNews.com, 29 Mar. 2026
  • Audrey Jones described her brother — who left behind two children — as loving, kind and compassionate.
    Justin Muszynski, Hartford Courant, 26 Mar. 2026
Adjective
  • There’s nothing funnier than being honest.
    Vinson Cunningham, New Yorker, 29 Mar. 2026
  • Ready to be honest about what lights you up?
    USA TODAY, USA Today, 29 Mar. 2026
Adjective
  • Some reviewers are unhappy with slow results — but Hers products are most effective when used consistently for a minimum of three months, and there’s no way of knowing how diligent these reviewers were.
    Rebecca Strong, USA Today, 25 Mar. 2026
  • Herzog depicts the bushmen who aid Boyes as dignified, diligent and intelligent without romanticizing them while capturing the rugged beauty of the African landscape.
    Stuart Miller, Los Angeles Times, 24 Mar. 2026

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Cite this Entry

“Conscientious.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/conscientious. Accessed 5 Apr. 2026.

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