as in diligence
attentive and persistent effort
with painstaking assiduousness investigators finally cracked the case of the stolen works of art
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
Example Sentences
Recent Examples of Synonyms for assiduousness
Noun
-
Historical classification files, supplier certifications, routing documentation, communications with logistics providers and internal compliance manuals and training records are among the assets Bini said companies should be compiling with a high level of diligence.—
Kate Nishimura,
Sourcing Journal,
5 Jan. 2026 -
His diligence and selflessness will be assets throughout his career.—
Julia Poe,
Chicago Tribune,
4 Jan. 2026
Noun
-
These indestructible treasures have always been buried in matter, awaiting the invention of scanning electron microscopes and scientists with enough assiduity to spend decades on end peering into their atomic eyes.—
Virginia Heffernan,
WIRED,
21 Mar. 2023
-
Lee is hardly the first biographer to be wooed by the allure of her subject; to risk being squashed by the weight of her research; or to concede that, despite her assiduity, much will elude her grasp.—
Anthony Lane,
The New Yorker,
22 Feb. 2021
Noun
-
Her defensive effort led to a transition 3-pointer for Maddie Scherr that electrified the home crowd for TCU.—
Steven Johnson,
Fort Worth Star-Telegram,
8 Jan. 2026
-
There is currently no information about the containment efforts for the fire and its cause has yet to be determined.—
CA WILDFIRE BOT,
Sacbee.com,
8 Jan. 2026
Noun
-
His story is one of persistence, leadership and a lasting commitment to helping others.—
Malana VanTyler,
Sacbee.com,
5 Jan. 2026
-
The photo captures a moment when frozen lagoons, sea ice, and shoreline all coexist in mid-June, a useful context for understanding seasonal ice persistence in a region where timing affects ecosystems, coastal erosion and human activity.—
Kenna Hughes-Castleberry,
Space.com,
2 Jan. 2026
Noun
-
With successful pilot projects, supportive policies, and industry investment, progress is accelerating.—
Atharva Gosavi,
Interesting Engineering,
8 Nov. 2025
-
And the industry doesn’t need a backstop to stop companies from falling off a cliff.—
Reed Albergotti,
semafor.com,
7 Nov. 2025
Noun
-
This culture emphasizes individual responsibility, industriousness, respect for the rule of law, the dignity of conscience, and the limits of liberty rightly understood.—
MSNBC Newsweek,
MSNBC Newsweek,
21 Nov. 2025
Noun
-
Good care requires a level of presence and attentiveness that just can’t be scaled.—
Jen Zamzow,
The Conversation,
17 Dec. 2025
-
The company is aiming squarely at a traveler who wants the convenience of commercial routes but the comfort and attentiveness that usually come with chartering a jet.—
Abby Montanez,
Robb Report,
4 Dec. 2025
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.
Cite this Entry
“Assiduousness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/assiduousness. Accessed 11 Jan. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share