Boanerges
author
chalk talker
collocutor
colloquialist
conversational partner
conversationalist
converser
descanter
dialogist
disquisitor
essayist
expositor
expounder
haranguer
homilist
interlocutor
interlocutress
interlocutrice
interlocutrix
lecturer
monographer
monographist
narrator
palaverer
parleyer
praelector
preacher
pulpitarian
pulpiteer
reader
sermoner
sermonist
sermonizer
speaker
talker
tractation
writer