interlocutor:
(plural: ‘interlocutors‘; female: ‘interlocutress‘ or ‘interlocutrix‘; pronunciation: the letter ‘i’ rhymes with the letter ‘i’ in “ink” — for the right pronunciation of this word, please click here)

two interlocutors in a conversation (formal/official)
a person talking to another person; a person who takes part in a conversation, often formally or officially;
(old usage) a travelling performer who performed in entertainment shows reciting poetry or singing songs;
a performer in a show who engages others in a talk; a middleman,

village interlocutors discussing a social issue
During the oral interview, aspiring candidates are given an interlocutor to get into conversation and the candidates are marked according to their communication and conversational skills.
The chairperson of our company who acted as the interlocutor from our side failed to impress his counter part from Japan because she lacked clarity in her explanations.
The most important point the members of any discussion must bear in mind is the fact that each one is to talk about his/her ideas clearly and precisely so that the other interlocutors can understand and make comments on them in response because when two or more interlocutors in a conversation or discussion do not understand the others, a discussion becomes an argument.
Though good old interlocutors of the past who entertained the masses with their songs and poetry have been forgotten, there are still some stage and TV shows in which we see some comedians acting as interlocutors.
