IPA: /əˌfɪʃiˈeɪʃən/
KK: /əˌfɪʃiˈeɪʃən/
The act of performing a ceremony or official duty by someone who is authorized to do so.
The officiation of the wedding was conducted by a licensed minister.
Officiation → It is formed from "officium" (meaning duty or service) and the suffix "-ation" (indicating the action or process of). The word "officiation" refers to the act or process of performing a duty or service, particularly in a formal or official capacity.
Think of 'duty' ('officium') and remember that 'officiation' means the action of performing a duty or service.