IPA: //ˈæksəˌsɛri//
KK: /ˈæksəsɛri/
Relating to something that is additional or supplementary, often serving to support or enhance something else.
The accessary role in the project was crucial for its success.
A person who helps or supports someone in doing something, especially in committing a crime.
The police arrested him as an accessory to the robbery.
Accessory → It is formed from "accessorius" (from Latin, meaning additional or subordinate) and the suffix "-y" (indicating a state or condition). The word "accessory" refers to something that is additional or supplementary to something else.
Think of something that is 'additional' ('accessorius') to remember that an accessory is something that adds to or enhances something else.