FASTEN Synonyms: 119 Similar and Opposite Words

Q: How is the word 'fasten' distinct from other similar verbs?

Some common synonyms of fasten are affix , attach , and fix . While all these words mean "to make something stay firmly in place," fasten implies an action such as tying, buttoning, nailing, locking, or otherwise securing. // fasten the reins to a post

Q: When is it sensible to use 'affix' instead of 'fasten'?

In some situations, the words affix and fasten are roughly equivalent. However, affix implies an imposing of one thing on another by gluing, impressing, or nailing. // affix your address label here

Q: When could 'attach' be used to replace 'fasten'?

Although the words attach and fasten have much in common, attach suggests a connecting or uniting by a bond, link, or tie in order to keep things together. // attach the W-2 form here

Q: When can 'fix' be used instead of 'fasten'?

While the synonyms fix and fasten are close in meaning, fix usually implies a driving in, implanting, or embedding. // fixed the stake in the ground

fasten

verb

ˈfa-sᵊn

Definition of fasten

as in to attach

to cause (something) to hold to another use this paper clip to fasten your picture to the application form

Synonyms & Similar Words

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Antonyms & Near Antonyms

as in to secure

to put securely in place or in a desired position don't forget to fasten all the lines on your tent

Synonyms & Similar Words

Antonyms & Near Antonyms

as in to focus

to fix (as one's attention) steadily toward a central objective if you could fasten your attention on one task for more than a minute, you just might get something done

Synonyms & Similar Words

Synonym Chooser

How is the word fasten distinct from other similar verbs?

Some common synonyms of fasten are affix, attach, and fix. While all these words mean "to make something stay firmly in place," fasten implies an action such as tying, buttoning, nailing, locking, or otherwise securing.

fasten the reins to a post

When is it sensible to use affix instead of fasten?

In some situations, the words affix and fasten are roughly equivalent. However, affix implies an imposing of one thing on another by gluing, impressing, or nailing.

affix your address label here

When could attach be used to replace fasten?

Although the words attach and fasten have much in common, attach suggests a connecting or uniting by a bond, link, or tie in order to keep things together.

attach the W-2 form here

When can fix be used instead of fasten?

While the synonyms fix and fasten are close in meaning, fix usually implies a driving in, implanting, or embedding.

fixed the stake in the ground

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 fasten Clasping my head is a swimmer’s cap of electrodes fastened under my chin. — Veronique Greenwood, Time, 18 Aug. 2026 The map shows other towers close by, each radiating a string that is fastened to the map when other towers radio in readings. — Robert Sullivan, New Yorker, 17 Aug. 2026 Unique to the mid-top is a metal hook that fastens its collar strap, replacing the plastic hook traditionally seen on the Air Force 1 Mid. — Riley Jones, Footwear News, 16 Aug. 2026 These mini bottles can fasten right onto the top of your favorite perfume nozzles for easy filling—they’re ready for travel in a few short pumps! — Hayley Domin, Travel + Leisure, 8 Aug. 2026 See All Example Sentences for fasten

Recent Examples of Synonyms for fasten

Verb

The show becomes attached to the drive, campsite, weather, and whatever food seemed like a brilliant idea after eight hours outside.

— Svetlana Khachiyan, USA Today, 27 Aug. 2026
The phone and its case were attached to a balloon and carried into the stratosphere before being released.

— Kaif Shaikh, Interesting Engineering, 27 Aug. 2026

Definition of attach

Verb

BlackBerry sells encrypted and secure communications products to customers like governments.

— Arjun Kharpal,Kai Nicol-Schwarz, CNBC, 28 Aug. 2026
The city of Atlanta has secured up to $50 million in philanthropic funding for Mayor Andre Dickens’ legacy project aimed at boosting development in historically underserved neighborhoods.

— Shaddi Abusaid, AJC.com, 28 Aug. 2026

Definition of secure

Verb

Some participants loved the program, which, like EST, took place over four days and focused on personal transformation.

— Christopher Cox, Vanity Fair, 26 Aug. 2026
Reddington is focusing on the allegation that Clancy crushed pills and placed them in lemonade as part of her suicide attempt.

— Sumiko Corley, NBC news, 26 Aug. 2026

Definition of focus

Verb

Rounding out her ensemble, Camilla stepped into a pair of beige Eliot Zed heels affixed with buckle accents and short heels.

— Amina Ayoud, Footwear News, 22 Aug. 2026
These cameras are identified as small black boxes usually affixed to light fixtures and accompanied by a solar panel facing public roadways.

— TJ Rhodes, Sioux Falls Argus Leader, 22 Aug. 2026

Definition of affix

Verb

CFMoto Stopping duties come courtesy of Brembo, featuring dual 320-mm front discs clamped by radial four-piston calipers and backed by a 260-mm rear disc.

— New Atlas, New Atlas, 22 Aug. 2026
Simply clamp the Smart Jumper Cables with the mini flashlight directly onto the vehicle battery terminals and let the powerful 29600mWh (8000mAh) 4-cell, high-grade lithium-polymer battery do the work.

— ABC News, ABC News, 8 Aug. 2026

Definition of clamp

Verb

The local enrollment declines are mostly concentrated in local districts’ elementary schools.

— Steven Walker, The Orlando Sentinel, 26 Aug. 2026
Affordable housing production is increasingly concentrated in lower-income neighborhoods, while wealthier communities add fewer affordable homes.

— David Schwartz, New York Daily News, 25 Aug. 2026

Definition of concentrate

Verb

Center fielder Tristan Peters saw his franchise-record-tying streak of consecutive games with a home run end at five.

— LaMond Pope, Chicago Tribune, 29 Aug. 2026
Ryker Huther is tied for first with 66 for Circle Christian boys golf on the first day of the Titan Invitational.

— Steve Gorches, The Orlando Sentinel, 29 Aug. 2026

Definition of tie

Verb

Children swim as ships are seen anchored in the Strait of Hormuz on August 10, 2026 off the coast of Bandar Abbas, Iran.

— Anniek Bao, CNBC, 27 Aug. 2026
The space will be anchored by a center table, designed to bring brands to life through interactive storytelling and sampling, starting with Lake & Skye’s premium fragrances.

— Kathryn Hopkins, Footwear News, 26 Aug. 2026

Definition of anchor

Browse Nearby Words

fasted

fasten

fastened

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“Fasten.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fasten. Accessed 2 Sep. 2026.

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Synonyms of fasten

verb

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