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

The seafoam green silk piece also comes with three rosette pins affixed at the shoulder. — Hannah Malach, InStyle, 25 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

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

Other art pieces are affixed to concrete pads, which helps fortify them. — Jen Guadarrama, IndyStar, 18 Aug. 2026