What is another word for backchannel?
Pronunciation: [bˈakt͡ʃanə͡l] (IPA) 
Backchannel refers to a secondary conversation where participants can exchange information without disrupting the main conversation. Some synonyms for backchannel include sideline conversations, private conversations, whispering, sidebars, and murmurs. These terms often refer to communication that is conducted quietly and non-intrusively, allowing people to have a conversation without drawing attention to themselves. Depending on the context, some other possible synonyms for backchannel might include subtext, underlying message, and implied meaning. Regardless of the terminology used, backchannel conversations can play an important role in facilitating effective communication, especially in situations where people may need to communicate information discreetly or where they may wish to avoid disrupting ongoing discussions.
