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 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 That, plus the heavy weight, should provide significant theft deterrence, but the Olto’s kickstand also has a place to use a more traditional lock to fasten it to something. — ArsTechnica, 5 Aug. 2026 The screaming engine bounced under a rusty white hood that appeared to be fastened in place by a bungee cord. — Literary Hub, 31 July 2026 See All Example Sentences for fasten

Recent Examples of Synonyms for fasten

Verb

The bomber picks up the hidden camera attached to something across the street and runs.

— Ivana Kottasová, CNN Money, 20 Aug. 2026
After stopping for gas, the suspect takes off with the gas nozzle still attached to the bike.

— Julie Sharp, CBS News, 20 Aug. 2026

Definition of attach

Verb

China, India and Pakistan are among countries that have negotiated with Tehran to secure passage for their vessels.

— Billy Stockwell, CNN Money, 22 Aug. 2026
When the state failed to secure bids, municipalities had to seek emergency supplies or contact salt mines directly.

— Steve Zalusky, Chicago Tribune, 21 Aug. 2026

Definition of secure

Verb

Speakers focused on the expansion of surveillance cameras across metro Atlanta, recent cases involving officers accused of misusing Flock data and concerns about immigration enforcement.

— Zachary Bynum, CBS News, 20 Aug. 2026
For them, the value is in being able to settle in, skip the logistics and focus on enjoying the time away.

— Judith Garrison, AJC.com, 20 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
That’s very different than today, where most packages are uniform, filled, and then bin and lot numbers are affixed afterward.

— David Goldman, CNN Money, 18 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

Forgetfulness, difficulty concentrating, losing a word mid-sentence and feeling mentally slower are all common complaints during the menopause transition.

— Lauryn Higgins, Flow Space, 19 Aug. 2026
Dairy products including milk, cream, whey and milk protein concentrates.

— Tiffany Acosta, AZCentral.com, 19 Aug. 2026

Definition of concentrate

Verb

The next batter, Sogard, pulled a hanging breaking ball from Hentges off the Green Monster, driving in Monasterio and tying the game.

— Justice delos Santos, Mercury News, 23 Aug. 2026
Right-hander Ben Joyce, who had not given up a run in any of his first six games, was a strike away from ending it when the Rangers’ Wyatt Langford blooped a 102 mph pitch into right field for a game-tying double.

— Jeff Fletcher, Oc Register, 22 Aug. 2026

Definition of tie

Verb

Pahokee features senior running back and Presbyterian College commit Samuel Arnold, who anchors the Blue Devils’ offense.

— Gary Curreri, Sun Sentinel, 20 Aug. 2026
Kingston Williams, Chaminade, defensive line, senior The collective improvement from Chaminade in 2025 was anchored by the growth of Williams.

— Ethan Hanson, Daily News, 19 Aug. 2026

Definition of anchor

Browse Nearby Words

fasted

fasten

fastened

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Style

“Fasten.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fasten. Accessed 25 Aug. 2026.

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Synonyms of fasten

verb

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