IPA: /ˌɛk.sɪˈkjuː.ʃən/
KK: /ɛkˈsɛkjuːʃən/
The act of carrying out or performing a task, plan, or order, often in a formal or legal context.
The execution of the project was completed ahead of schedule.
Execution → It is formed from "ex-" (meaning out of or from) and "sequi" (meaning to follow). The word refers to the act of carrying out or following through with a plan or order.
Think of 'carrying out' something 'from' a plan — 'ex-' means out of, and 'sequi' means to follow.