ESP, answer, commerce, communication, communion, congress, connection, contact, conversation, converse, correspondence, dealing, dealings, exchange, information, interaction, interchange, intercommunication, intercommunion, intercourse, interplay, linguistic intercourse, message, mind reading, reply, response, social intercourse, speaking, speech, speech circuit, speech situation, talking, telepathic dream, telepathic hallucination, telepathic transmission, thought transference, touch, traffic, truck, two-way communication