Synonym Chooser

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

Some common synonyms of diligent are assiduous, busy, industrious, and sedulous. While all these words mean "actively engaged or occupied," diligent suggests earnest application to some specific object or pursuit.

very diligent in her pursuit of a degree

When might assiduous be a better fit than diligent?

The meanings of assiduous and diligent largely overlap; however, assiduous stresses careful and unremitting application.

assiduous practice

When is it sensible to use busy instead of diligent?

While the synonyms busy and diligent are close in meaning, busy chiefly stresses activity as opposed to idleness or leisure.

too busy to spend time with the children

In what contexts can industrious take the place of diligent?

Although the words industrious and diligent have much in common, industrious implies characteristic or habitual devotion to work.

industrious employees

When would sedulous be a good substitute for diligent?

The words sedulous and diligent can be used in similar contexts, but sedulous implies painstaking and persevering application.

a sedulous investigation of the murder

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 diligent Help recognize those keeping Anaheim beautiful Here is an opportunity to compliment and recognize your neighbors for their diligent work on maintaining their property. Andrea Manes, Oc Register, 23 Oct. 2025 In normal times, the agency acts like a loving but diligent parent, dispensing money at regular intervals to insure the kids don’t spend it all at once. Andy Kroll, New Yorker, 17 Oct. 2025 In recent years, officials have been far more diligent about timekeeping, leading to a rise in the volume of stoppage time played. Conor O'Neill, New York Times, 17 Oct. 2025 Associations that keep up with laws and embrace diligent management are simply better positioned for long-term stability and sustained owner confidence, even in the face of a shifting and sometimes unpredictable market. Maria Williams, USA Today, 25 Sep. 2025 See All Example Sentences for diligent
Recent Examples of Synonyms for diligent
Adjective
  • Greg Tate, Joan Morgan, and Mike Davis then became my models of engaged writing and criticism.
    Erik Pedersen, Oc Register, 28 Oct. 2025
  • The two began dating in 2003 and quickly became engaged.
    Lizzie Lanuza, StyleCaster, 25 Oct. 2025
Adjective
  • Under Armour has also been busy making bigger investments in the performance shoe category.
    Vicki M. Young, Footwear News, 31 Oct. 2025
  • The folks at East Fork have been busy this year.
    Emily Farris, Bon Appetit Magazine, 31 Oct. 2025
Adjective
  • Displacing the ’90s boom bap and aughts brawlers of her last album is a streak of assiduous ’80s R&B exercises that foreground her gains as a vocalist more often than her gobstopping wordplay as a rapper.
    Craig Jenkins, Vulture, 26 Sep. 2025
  • Smith, a former C.E.O. of Madison Square Garden, was an assiduous, somewhat robotic character, who had been appointed four and a half years earlier to modernize the auction house, which was the oldest company listed on the New York Stock Exchange.
    Sam Knight, New Yorker, 25 Aug. 2025
Adjective
  • The county has implemented active-shooter training for the first time and continues to absorb overtime costs.
    Stepheny Price, FOXNews.com, 2 Nov. 2025
  • Lauder is still a board member and active shareholder of Estée Lauder.
    Kaleigh Werner, Footwear News, 2 Nov. 2025

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Cite this Entry

“Diligent.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/diligent. Accessed 5 Nov. 2025.

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