Synonyms of affix

affix

verb

ə-ˈfiks 

as in to attach

to cause (something) to hold to another

affix a first-class stamp to the envelope

Synonyms & Similar Words

• attach
• tie
• glue
• fasten
• connect
• adhere
• clip
• bend
• fix
• strap
• hang
• pin
• screw
• harness
• stick
• tack
• clamp
• link
• tackle
• rivet
• plaster
• latch
• clasp
• shackle
• staple
• toggle
• clench
• clinch
• cinch
• yoke
• paste
• lash
• nail
• join
• unite
• bolt
• button
• reattach
• lace
• coapt
• hasp
• refasten
• resecure
• refix
• batten
• reaffix
• belay
• do up

Antonyms & Near Antonyms

• detach
• undo
• unfasten
• split
• unhook
• divide
• separate
• sever
• dissociate
• disconnect
• part
• uncouple
• divorce
• break up
• loosen
• sunder
• disunite
• loose
• dissever
• disjoin
• untie
• unlink
• unyoke
• unbind
• disjoint
• unfix
• unlash

Synonym Chooser

How is the word affix distinct from other similar verbs?

Some common synonyms of affix are attach, fasten, and fix. While all these words mean "to make something stay firmly in place," affix implies an imposing of one thing on another by gluing, impressing, or nailing.

affix your address label here

When can attach be used instead of affix?

The words attach and affix are synonyms, but do differ in nuance. Specifically, 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 is it sensible to use fasten instead of affix?

The synonyms fasten and affix are sometimes interchangeable, but fasten implies an action such as tying, buttoning, nailing, locking, or otherwise securing.

fasten the reins to a post

When might fix be a better fit than affix?

While in some cases nearly identical to affix, fix usually implies a driving in, implanting, or embedding.

fixed the stake in the ground

Example Sentences

Recent Examples of affix

This lockbox is compact enough to fit in a carry-on bag or weekender tote, and has a tethering cable to affix it to a secure object. —Aly Walansky, Travel + Leisure, 14 June 2026

The unlawful taking of any part or accessory affixed to the interior or exterior of a motor vehicle in a manner which would make the item an attachment of the vehicle or necessary for its operation. —Baltimore Sun Staff, Baltimore Sun, 12 June 2026

With the focus of the world affixed to the Kentucky Derby, Devaux became the first female trainer to lead a horse to the winner’s circle in the world’s most famous race. —Danny Brewer, Forbes.com, 12 June 2026

Many figures within evangelicalism have promoted an aggressive, domineering, even abusive view of manhood—affixing to it, as Du Mez argues, the label biblical. —Peter Wehner, The Atlantic, 10 June 2026