IPA: //ˈfʌŋkʃəˌnɛri//
KK: /ˈfʌŋkʃəˌnɛri/
A person who holds a position in an organization, especially in government or a political party, and is responsible for carrying out specific duties or functions.
The functionary was responsible for implementing the new policies in the department.
Functionary → It is formed from "function" (from Latin "functio", meaning performance or execution) and the suffix "-ary" (meaning relating to or connected with). The word "functionary" refers to a person who performs a specific function or duty, especially in a formal or official capacity.
Think of someone who is 'performing' ('functio') a specific role or duty, and the '-ary' indicates that they are related to that function.