ROGET THESAURUS
annotator
Interpreter
N
interpreter, expositor, expounder, exponent, explainer, demonstrator, scholiast, commentator,
annotator, metaphrast, paraphrast, glossarist, prolocutor, spokesman, speaker, mouthpiece, dragoman, courier, valet de place, cicerone, showman, oneirocritic, (Edipus, oracle).