ASSIDUOUSNESS Synonyms: 28 Similar and Opposite Words

assiduousness

noun

Definition of assiduousness

as in diligence

attentive and persistent effort with painstaking assiduousness investigators finally cracked the case of the stolen works of art

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Recent Examples of Synonyms for assiduousness

Noun

What Enterprises Should Do Now For a technology buyer, the practical move is to treat the agent gateway as a diligence checklist rather than a purchase.

— Janakiram MSV, Forbes.com, 6 July 2026
This post-interview diligence is particularly important in today’s tough job market for entry-level workers, according to Hendler-Grunt.

— Sarah Jackson, CNBC, 1 July 2026

Definition of diligence

Noun

While the Queen Mother was very fond of this Queen Victoria tiara and wore it with relative assiduity, her daughter only wore it once in public, on an official trip to Malta in November 2005.

— Ana Serrano, Glamour, 7 Dec. 2025
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

Definition of assiduity

Noun

Bellingham deserves a mention, too; his tireless running in-behind defences has created space for Kane all through the tournament, while his colossal defensive efforts have helped to maintain balance across the team.

— Jack Pitt-Brooke, New York Times, 11 July 2026
The organization is a main backer of the measure and has supported efforts in other states to prohibit individualized prices for people based on certain personal information.

— Stephen Hobbs, Sacbee.com, 11 July 2026

Definition of effort

Noun

Analysts said the persistence of such underlying weakness also raises the question of whether Chinese officials will turn to more fiscal stimulus to try and boost domestic spending.

— Stephanie Yang, CNN Money, 15 July 2026
This book shows the importance of persistence when refining a skill and remaining true to oneself.

— Brooke Harris Garad, The Conversation, 14 July 2026

Definition of persistence

Noun

But the incredible expense of maintaining these habitats — and a series of horrible accidents resulting in a few deaths — led to a pullback in federal funding for the undersea habitat industry.

— Alex Harris July 15, Miami Herald, 15 July 2026
To celebrate 25 years of her career in the music industry, and debut album The Spirit Room, the singer-songwriter has announced Everywhere and Back Again, an EP of some of her biggest hits that have been reimagined by other artists.

— Maya Georgi, Rolling Stone, 15 July 2026

Definition of industry

Noun

That attentiveness showed up in small ways throughout our stay.

— Alisha Prakash, Travel + Leisure, 27 June 2026
In the past 15 years, and especially in the last five, our city has seen an influx of pizza restaurants and chefs who’ve brought a diversity of styles and an attentiveness to elevated ingredients and approaches.

— Peter St. Onge Updated June 24, Charlotte Observer, 24 June 2026

Definition of attentiveness

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assiduously

assiduousness

assign

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“Assiduousness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/assiduousness. Accessed 18 Jul. 2026.

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Synonyms of assiduousness

noun

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