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

Spools of thread are arranged on the wall in a grid shape, affixed in rainbow order. — Jane Miller, Chicago Tribune, 6 Nov. 2026

After downloading and initially running the software, you’ll be asked to input the serial number that’s affixed to the bottom of the unit. — David English, PC Magazine, 4 Nov. 2026

The bag also features spiked accents and a pouch affixed to the side. — Amina Ayoud, Footwear News, 24 Oct. 2026

Under a rerouting plan, original power lines were moved north, erected next to existing infrastructure, or affixed with visual warning systems or bird diverters. — Sara Herschander, Vox, 22 Oct. 2026