What is another word for vicegerent?
Pronunciation: [vˈa͡ɪsd͡ʒɹənt] (IPA) 
Vicegerent is a word that is seldom used in everyday conversation, and as such, many people may not be familiar with it or its meaning. A vicegerent is a person who acts as a representative or substitute for someone else. Synonyms for the word include deputy, representative, surrogate, proxy, and agent, among others. Each of these words carries a slightly different connotation, but they all refer to someone who has been assigned or chosen to act on behalf of another person or organization. In a sense, a vicegerent is someone who has been given a mandate to carry out certain duties or responsibilities, often in a temporary or interim capacity.
