Synonyms of accessory

accessory 1 of 2

noun

ik-ˈse-sə-rē 

variants also accessary

1

as in option

something that is not necessary in itself but adds to the convenience or performance of the main piece of equipment

bought a new car with lots of high-tech accessories

Synonyms & Similar Words

• option
• appliance
• adapter
• appendage
• add-on
• additive
• equipment
• attachment
• adjunct
• accoutrement
• enhancement
• amenity
• accompaniment
• complement
• subsidiary
• ornament
• furnishings
• auxiliary
• luxury
• decoration
• incidental
• adornment
• supplement
• filler
• embroidery
• trappings
• appurtenances
• paraphernalia
• nonessential
• trimming
• embellishment
• extra
• garnish
• frill
• trim
• nonnecessity
• habiliment(s)
• doodad
• bells and whistles

Antonyms & Near Antonyms

• essential
• requirement
• necessity
• requisite

2

as in accomplice

one associated with another in wrongdoing

two accessories, the driver of the getaway car and the dishonest bank teller, were charged in the robbery case

Synonyms & Similar Words

• accomplice
• henchman
• cohort
• companion
• abettor
• partner
• informant
• evidence
• informer
• collaborator
• confederate
• collaborationist
• comrade
• conspirator
• traitor
• gangster
• plotter
• mobster
• state's evidence
• crony
• racketeer

accessory

2 of 2

adjective

as in auxiliary

available to supply something extra when needed

most phone services offer accessory features such as call-waiting

Synonyms & Similar Words

• auxiliary
• additional
• peripheral
• supplementary
• accessorial
• makeshift
• supplemental
• appurtenant
• complementary
• added
• assistant
• backup
• further
• assisting
• another
• supportive
• contributory
• subordinate
• substitute
• excess
• secondary
• tributary
• subsidiary
• superfluous
• surplus
• helping
• nonessential
• adjuvant
• dispensable
• unessential
• subservient

Antonyms & Near Antonyms

• main
• principal
• chief
• basic
• primary
• fundamental
• prime
• necessary
• essential
• integral
• vital
• imperative
• required
• indispensable
• requisite
• needed
• all-important
• needful

Example Sentences

Recent Examples of accessory

Noun

The modular battery accessory hasn't been specced either, and isn't available to pre-order with the phone right away. — New Atlas, 24 Oct. 2026

Most of what makes a room feel tired lives in the accessories around it, which means a short list of low-cost changes can reset the whole space. — Lauren Jarvis-Gibson, Charlotte Observer, 23 Oct. 2026

Adjective

The accessory lineup has become fairly standard across brands. — Lauren Jarvis-Gibson, Charlotte Observer, 1 Oct. 2026

The back half-acre is described as technically developable, with plans showing potential for two accessory dwelling units. — David Caraccio, Sacbee.com, 19 Sep. 2026