IPA: //əkˈsɛsəri//
KK: /ækˈsɛsəri/
Relating to something that is secondary or additional, often serving to support or enhance the main item or function.
The accessory role of the assistant was crucial in the project's success.
An item that is added to something else to make it more useful, attractive, or complete. It can also refer to a person who helps someone commit a crime without being directly involved.
She wore a beautiful necklace as an accessory to her dress.
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 the main item — that's why an accessory is something extra that complements or enhances.