To interact.
To respond through reaction.
To have a connection.
To bring into a relation, association, or connection (between one thing and another).
To identify with; to understand.
To tell in a descriptive way.
To interact enthusiastically with the attendees at an event, by moving among them, greeting them, and engaging them in conversation.
To interact with one's audience, taking cues from its reactions and adapting one's performance or words to elicit the audience's attention and enthusiasm.